Multiple Choice
The electronegativity is 2.1 for H and 3.0 for N. Based on these electronegativities, the compound NH3 would be expected to:
11. Bonding & Molecular Structure
Chemical Bonds
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Which type of bond represents a weak chemical bond?
A
Metallic bond
B
Covalent bond
C
Hydrogen bond
D
Ionic bond
Verified step by step guidance1
Begin by understanding the different types of chemical bonds: metallic, covalent, hydrogen, and ionic. Each type has distinct characteristics based on how atoms interact and share or transfer electrons.
Metallic bonds occur between metal atoms, where electrons are shared in a 'sea' of electrons, allowing for conductivity and malleability. These bonds are generally strong.
Covalent bonds involve the sharing of electron pairs between atoms, typically nonmetals. These bonds can be strong, especially when multiple electron pairs are shared (e.g., double or triple bonds).
Ionic bonds form between atoms with significant differences in electronegativity, typically between metals and nonmetals. Electrons are transferred from one atom to another, creating charged ions that attract each other strongly.
Hydrogen bonds are weak interactions that occur when a hydrogen atom covalently bonded to a highly electronegative atom (like oxygen or nitrogen) experiences attraction to another electronegative atom. These are weaker than covalent and ionic bonds, making them the correct answer for a weak chemical bond.
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