Covalent Bonds

Front

What is a covalent bond?

Back

A covalent bond is a type of chemical bond where two atoms share one or more pairs of valence electrons.

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NGSS.HS-PS1-1

Front

What is the octet rule?

Back

The octet rule states that atoms tend to bond in such a way that they each have eight electrons in their valence shell, achieving a stable electron configuration.

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NGSS.HS-PS1-1

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Front

What is a diatomic molecule?

Back

A diatomic molecule is a molecule composed of two atoms, which can be of the same or different chemical elements.

Front

What is the difference between a single, double, and triple bond?

Back

A single bond involves one pair of shared electrons, a double bond involves two pairs, and a triple bond involves three pairs of shared electrons.

Front

What is the molecular formula for water?

Back

The molecular formula for water is H₂O.

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NGSS.MS-PS1-1

Front

How many valence electrons does nitrogen have?

Back

Nitrogen has five valence electrons.

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NGSS.HS-PS1-1

Front

What type of bond is formed in ammonia (NH₃)?

Back

Ammonia (NH₃) forms covalent bonds.

Front

What is a polar covalent bond?

Back

A polar covalent bond is a type of bond where electrons are shared unequally between two atoms, resulting in a molecule with a slight electrical dipole moment.

Tags

NGSS.HS-PS1-3

Front

What is the significance of valence electrons in bonding?

Back

Valence electrons are the electrons in the outermost shell of an atom and are involved in forming bonds with other atoms.

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NGSS.HS-PS1-1

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Front

What is the structural formula for hydrogen peroxide?

Back

The structural formula for hydrogen peroxide is H-O-O-H.