Different atoms stick together to form all kinds of things in the world. (53) What is the definition of an "covalent bond"? (83) What is the origin and root of "covalent bond". All rights reserved. How ionic bonds and covalent bond formation happen? Atoms share electrons so that they can obtain a stable electronic configuration following the octet rule. Electron dot structures of covalent molecules are written with respect to the octet rule. When proton tunneling occurs, the hydrogen bond and covalent bonds are switched. Once the slack is taken out of backbone chain, covalent bonds holding the chain together hinder further widening of the gap. The simplest interpretation of the decrease in energy that occurs when electrons are shared is that both electrons lie between two attracting centres (the nuclei of the two atoms linked by the bond) and hence lie lower in energy than when they experience the attraction of a single centre. The presence of a bond between two elements can be determined by calculating the electronegative value between two atoms. (2) Friendship, a covalent bond, powerful and without any expectations. (50) The Best Definition of "covalent bond" Ive Heard So Far. Alternate titles: covalency, electron-pair bond, nonpolar bond. A covalent bond forms when the bonded atoms have a lower total energy than that of widely separated atoms. science is a Kabuuang mga Sagot: 2. magpatuloy. Therefore, they combine with each other or with other atoms to attain stable electronic configurations. (66) What is a synonym for "covalent bond"? The electronegativity difference between two atoms is zero. Learn more. (78) The Word "covalent bond" in Example Sentences. Most of the compounds like UCl 4 are better described with the covalent bond than an ionic bond. Polarity of Covalent Bond in Water Molecule. While every effort has been made to follow citation style rules, there may be some discrepancies. Considering when most of different atoms combine together, the, 11. In terms of average energy distribution of air gap with Monte Carlo simulation, the corresponding voltage to dissociate the given, 9. All the parts of speech in English are used to make sentences. A complex sentence with "covalent bond" contains at least one independent clause and at least one dependent clause. 2023 LoveToKnow Media. There are 50 example sentences for covalent bond. (51) "covalent bond" - Definition, pictures, pronunciation and usage note. Sentences are everywhere. covalent bond, in chemistry, the interatomic linkage that results from the sharing of an electron pair between two atoms. Sugar 3. In other words, the valence shells of these atoms do not have stable configurations. Solution. Covalent bonds rarely break spontaneously after it is formed. (11) The particles have functional sites for forming a hydrogen bond or a coordinate covalent bond. Although this form of covalent bond has a smaller density and is weaker than a double and triple bond, it is the most stable. It is based on the ordered, stable mercapto self assembled monolayer formed on gold surface, which immobilized IgG with, 26. Polyphosphazenes are a novel biodegradable polymer with an inorganic backbone composed of alternating single and double, 10. (20) It is based on the ordered, stable mercapto self assembled monolayer formed on gold surface, which immobilized IgG with covalent bond. In a polar covalent bond, one or more electrons are unequally shared between two nuclei. A double bond is formed when two pairs of electrons are shared between the two participating atoms. 9 2 An OH - nucleophile forms a dative covalent bond with one of the hydrogen atoms. Privacy Policy. (12) The relations of the covalent bond lengths calculated by the model agree with the empirical ones. (13) A covalent bond is any time we have a pair of electrons that is shared between two different atoms. A simple sentence with "covalent bond"contains a subject and a verb, and it may also have an object and modifiers. Answer. Read ionic bond # Ionic versus covalent bonds for a brief explanation. (48) If you had to explain to someone who was learning English what "covalent bond" is, what would you say? Elements having very high ionisation energies are incapable of transferring electrons and elements having very low electron affinity cannot take up electrons. If you were only reading words right now, you wouldnt be able to understand what Im saying to you at all. The covalent bonds are also termed as molecular bonds. The bond only pairs them. All rights reserved. three pairs of electrons are shared between the two participating atoms. Here you can find a large assortment of example sentences for the word covalent bond, or in other words sentences that can help you learn how to use covalent bond in a sentence. Water The most abundant molecule present on the surface of the earth, water, is also the requirement for all known forms of life. I diamond has strong covalent bonds all over the whole crystaline structure. (25) The former is primarily formed by covalent bond electrovalent bond, while the later is obtained by molecular deposition (MD) and SAMs based on chemisorption. In diamond or silicon, the atoms share electrons and form covalent bonds. However, it contains only one independent clause. Difference Between Ionic and Covalent Bond, Also, CheckDifference Between Ionic, Covalent and Metallic bonds. These examples are from corpora and from sources on the web. The ideal covalent bond where the valence electrons are shared equally is between identical atoms. The pair of electrons participating in this type of bonding is called shared pair or bonding pair. The electronegative difference between the atoms is greater than zero and less than 2.0. BDTH 2 binds to mercury with a strong, nonpolar covalent bond within a water-insoluble organic framework. Without sentences, language doesnt really work. 2. Which sentence describes two atoms that form a covalent bond? (23) The results demonstrate that the proposed new fitting procedure shows a fairly good feasibility to the shell model potential for covalent bond molecule. A covalent bond is the chemical bond which involves the sharing of pairs of electrons between atoms. Intensity of D peak measures covalent bond made with the nanotube surface. The verb is the action the person or thing takes or the description of the person or thing. 2. He rested his hand on the base of her neck, the warm energy of their bond moving through him. Covalent bonds are directional where the atoms that are bonded showcase specific orientations relative to one another. good sentence like quote, proverb). 3. A covalent bond is any time we have a pair of electrons that is shared between two different atoms. Double covalent bonds are much stronger than a single bond, but they are less stable. These orbitals are strongly directional and therefore overlap to form strong covalent bonds, favouring dimerisation of radicals. 2. Pauling and said the unequal sharing of electrons in a. At sea level, an odorless and colorless material boils at 100degree celcious and freezes at . (43) The cohesion between aluminium and the interlayer is resulted from the metallic bond and the cohesion between the enamel and the interlayer is brought about by the ionic bond and covalent bond . covalent bond definition: 1. a chemical bond in which two atoms share one or more pairs of electrons that hold them together. Sign up to make the most of YourDictionary. Lewiss octet rule is again applicable and is seen to represent the extreme means of achieving lower energy rather than being a goal in itself. (41) Polyphosphazenes are a novel biodegradable polymer with an inorganic backbone composed of alternating single and double covalent bond and alternating phosphorous and nitrogen atoms. In structural representations of molecules, covalent bonds are indicated by solid lines connecting pairs of atoms; e.g.. A single line indicates a bond between two atoms (i.e., involving one electron pair), double lines (=) indicate a double bond between two atoms (i.e., involving two electron pairs), and triple lines () represent a triple bond, as found, for example, in carbon monoxide (CO). (22) The results demonstrate that the proposed new fitting procedure shows a fairly good feasibility to the shell model potential for covalent bond molecule. Sentences Mobile. The word usage examples above have been gathered from various sources to reflect current and historical usage. The idea that two electrons can be shared between two atoms and serve as the link between them was first introduced in 1916 by the American chemist G.N. Thus, a triple bond is formed between the two nitrogen atoms. Chemical bond mainly includes electrovalent bonds , covalent bonds, and metalic bonds. A covalent bond forms when the bonded atoms have a lower total energy than that of widely separated atoms. I want to receive exclusive email updates from YourDictionary. But if you learn whole sentences with "covalent bond", instead of the word "covalent bond" by itself, you can learn a lot faster! Advertisement. Covalent bonds and ionic bonds are types of atomic bonds. (4) A covalent bond is a bond formed when two atoms share a pair of electrons. An OH - nucleophile forms a dative covalent bond with one of the hydrogen atoms. So, for example, you would not expect to find covalent bonds in a metal or alloy, such as silver, steel, or brass. As a general rule, covalent bonds are formed between elements lying toward the right in the periodic table (i.e., the nonmetals). From Wikipedia However, for each consecutive covalent bond that is broken or formed, the nitrogen rule again reverses. Carbon dioxide molecule has one carbon atom with six valence electrons and two oxygen atom with four valence electrons. Organozinc compounds are those that contain zinccarbon covalent bonds. Put your understanding of this concept to test by answering a few MCQs. (58) What is definition of "covalent bond" by Merriam-Webster. In general bonds of carbon with other elements are covalent bonds. An OH - nucleophile forms a dative covalent bond with one of the hydrogen atoms. LPG 6. A chemical bonding between the two atoms which shares a single pair of an electron is. Nonpolar. Everything in the world around us is made up of atoms, which are tiny pieces of matter. The electron pair is called a bonding pair; the three other pairs of electrons on the chlorine atom are called lone pairs and play no direct role in holding the two atoms together. 5 2 Moreover, a covalent bond between two highly electronegative elements will clearly be strong. Thus the elements of group 17 such as Cl would share one electron to attain stable octet; the elements of group 16such as O and S would share two electrons; the elements of group 15 would share three electrons and so on. (47) How to Use "covalent bond" with Example Sentences. covalent bond. Updates? So there is a double bond between the carbon atoms. Nail Polish Remover 8. Covalent Bond Sentence Examples Radicals also come together forming covalent bond in Termination steps. The ability of an atom to attract electrons, and in particular, in a, 20. 2. I want to receive exclusive email updates from YourDictionary. (34) 1. covalent bond sentenceespn fantasy football drop player after game. What Are Some Examples of Covalent Compounds? Whether youre a student or a lifelong learner, TranslateEN.com is just that: YOURS. Why Is Focusing on Sentences Important? Watch your back! Although this form of covalent bond has a smaller, A double bond is formed when two pairs of electrons are shared between the two participating atoms. (adsbygoogle = window.adsbygoogle || []).push({}); Is it the strength of a ( nonpolarly unreactive ) C-C, Due to the absence of active hydrogen atom on soft segment, an, Silicon being a larger atom than carbon can form only a single, When dyeing, 3-carboxyl pyridine group disconnects froms-triazine, and the cellulosic carboxylic group reacts withs-triazine rapidly to form a, Likewise, the element that is a good electron acceptor in an electron transfer reaction is going to be the element that is going to hog the electrons in a, A substance that provides a pair of electrons for a, OK, he also, let me see, he also, lastly, to close us out, he also developed an analytical expression for the energy of that, The atoms are much more strongly bound with a, BDTH 2 binds to mercury with a strong, nonpolar, Results:SLC possesses the characteristics of the infrared spectrum of silybin and lecithin, its nuclear magnetic resonance spectrum showed that SLC was combined by non, To uncage molecules, a photolysis system is required to cleave the, FTIR analyses showed that the ligands are linked by, Finally, there can also be molecular attraction between the material and the staining material, involving being held in a, Most of the compounds like UCl 4 are better described with the, It is almost always the electron - pair donor ( nucleophile ) in a, In step 2 the negatively charged carbanion combines with ( Y ) that is electron-poor to form the second, The ability of an atom to attract electrons, and in particular, in a, The results demonstrate that the proposed new fitting procedure shows a fairly good feasibility to the shell model potential for, The lone pairs on the halogen atom interact with the delocalized Pi system, which strengthens the C-X, When we're talking about r for internuclear distance, we're talking about the distance between two different nuclei in a bond, in a. The electron dot diagram of NH 3 is as follows: Exercise 7.4. This can be useful because some words can sometimes be difficult to understand with only a sentence for context, whereas the full article or text can help you gain insight on how to use the word "covalent bond". However, the difficulties encountered in the attempt to keep track of the origin of bonding electrons and the suggestion that a coordinate covalent bond differs somehow from a covalent bond (it does not) have led to this usage falling into disfavour. Helmenstine, Anne Marie, Ph.D. "What Are Some Examples of Covalent Compounds?" Such a bond was called a coordinate covalent bond or a dative bond and symbolized O H. The binding arises from the electrostatic attraction of their nuclei for the electrons. Its like teamwork. A molecule may be polar either as a result of . Water 2. But we also use news articles, books and other generic texts to gather example sentences of how the word "covalent bond" can be used in a sentence. (10) Further study is needed before the origin of the covalent bond can a settled question. Just like letters build words, words build sentences. (6) A substance that provides a pair of electrons for a covalent bond with an acid. Triple, covalent bonds are represented by three dashes () and are the least stable, In the formation of a nitrogen molecule, each nitrogen atoms having five valence electrons provides three electrons to form three electron pairs for sharing. Due to the absence of active hydrogen atom on soft segment, an, 22. The three bonds are in fact polar covalent bonds that are strongly polarized. There are 50 example sentences for covalent bond. The example sentences for the word covalent bondthat we present on this web site, stems from different official sources. In H2O2, electronegativity difference between o and H atom is 1.4, O H bond is polar. (35) The electrovalent bond weakens and the covalent bond strengthen between manganese and oxygen due to ion polarization effect, which makes the spinel structure more stable. Carbon Dioxide 5. The interlocked rings can not be separated without breaking the covalent bonds of the macrocycles. 2. 1. Such association through sharing of electron pairs among different or same kinds is known as Covalent Bond. She has taught science courses at the high school, college, and graduate levels. Atoms are all around you. Covalent bonds are directional, meaning that atoms so bonded prefer specific orientations relative to one another; this in turn gives molecules definite shapes, as in the angular (bent) structure of the H2O molecule. Monolayers can be made on bare silicon transducer surfaces with the help of covalent bonds between silicon atom and the double bonds of undecylenic acid. What Determines Whether a Covalent Bond Forms? in a sentence. In the gas phase, molecular caesium fluoride has a polar covalent bond. (52) What is the best definition of "covalent bond"? These two independent clauses can be combined with a comma and a coordinating conjunction or with a semicolon. A large unknown area in pectin chemistry concerns the possible presence in vivo of covalent cross-links between pectic molecules. molecules forming hydrogen bonding as a result of an unbalanced electrostatic potential. covalent bonds in a sentence "covalent bonds" in Chinese Sentences Mobile In diamond or silicon, the atoms share electrons and form covalent bonds. (57) English Sentences with Audio Using the Word "covalent bond". When two non-metals form a bond together, they form a covalent bond. Example, Nonpolar Covalent Bond is found in gas molecules like Hydrogen gas, Nitrogen gas, etc. (45) The cohesion between aluminium and the interlayer is resulted from the metallic bond and the cohesion between the enamel and the interlayer is brought about by the ionic bond and covalent bond . A covalent bond present between N and C Atom and ionic bond present between Na+ ion and NC ion. - "covalent bond" in a sentence. Dependent clauses can refer to the subject (who, which) the sequence/time (since, while), or the causal elements (because, if) of the independent clause. (60) How do you write a good sentence with "covalent bond"? Different atoms stick together to form all kinds of things in the world. This type of covalent bond is formed whenever there is an equal share of electrons between atoms. Sentence types can also be combined. Example, molecules forming hydrogen bonding as a result of an unbalanced electrostatic potential. In the gas phase, molecular caesium fluoride has a polar covalent bond. (68) What do you mean by "covalent bond"? However, in practice EDTA is usually only partially ionized, and thus forms fewer than six coordinate covalent bonds with metal . (69) What is another word for "covalent bond"? (28) In terms of average energy distribution of air gap with Monte Carlo simulation, the corresponding voltage to dissociate the given covalent bond is indicated. Main Differences Between Ionic and Covalent Bonds. To the right of every sentence you will find a link out arrow that sends you to the source of the sentence, where you can access the full text and context for the presented example sentence. This partial ionic character of covalent bonds increases with the difference in the electronegativities of the two atoms. and The ideal covalent bond where the valence electrons are shared equally is between identical atoms. Radicals also come together forming covalent bond in Termination steps. See also ionic bond. Please refer to the appropriate style manual or other sources if you have any questions. The chemists might create new ones like single or triple covalent bonds. . According to this rule, all the atoms in the molecule will have eight electrons in their valence shell except the Hydrogen atom. Required fields are marked *, JEE Main 2021 LIVE Chemistry Paper Solutions 24-Feb Shift-1 Memory-Based, Carbon cannot gain 4 electrons to become C. , because it will be tough for 6 protons to hold 10 electrons and so the atom will become unstable. Which of the following compound contains both polar and non-polar covalent bond? (31) The electrovalent bond weakens and the covalent bond strengthen between manganese and oxygen due to ion polarization effect, which makes the spinel structure more stable. This type of covalent bond is formed whenever there is an equal share of electrons between atoms. The most common examples are organic compounds, isomers of nitrite esters in which a carbon atom is linked by a, 16. Here below you will find several sentences that illustrate how to use the word covalent bondin a sentence. Since two electron pairs are shared there is a double bond between the two oxygen atoms. (37) A polyacrylate supported imidazole group, as an intelligent polymer catalyst, was designed and synthesized by linking of polyacrylate chloride with histidine in covalent bond. Each hydrogen atom forms a partial covalent bond with two atoms rather than one. Organic compounds, such as carbohydrates, lipids, proteins, and nucleic acids, are all examples of molecular compounds. So, if two identical nonmetals (e.g., two hydrogen atoms) bond together, they will form a pure covalent bond. (65) What can I say instead of "covalent bond"? Covalent or Molecular Compound Properties, Properties of Ionic and Covalent Compounds, Ionic vs Covalent Bonds - Understand the Difference, Nomenclature for Covalent or Molecular Compounds, Compounds With Both Ionic and Covalent Bonds, What You Should Know About Carbon Compounds, Ph.D., Biomedical Sciences, University of Tennessee at Knoxville, B.A., Physics and Mathematics, Hastings College. Diamonds 9. (81) What is the meaning of "covalent bond" in a sentence. (18) Due to the absence of active hydrogen atom on soft segment, an covalent bond can be found between dye molecule and soft segment. (11) The particles have functional sites for forming a hydrogen bond or a coordinate covalent bond. Covalent compounds also are known as molecular compounds. A compound sentence with "covalent bond" contains at least two independent clauses.
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