Bonding Quizziz Review

A bond between two atoms that share one pair of electrons.

• Double covalent bonds

• Triple covalent bonds

• Covalent bonds

• Single covalent bond

Each atom contributes ________ to ensure that both atoms have a full valence shell.

• One valence electron

• Two valence electrons

• Four valence electrons

• Eight valence electrons

How do covalent bonds form?

• Donating & receiving valence e- between atoms.
• Opposite slight charges attract each other between compounds.
• Scientists are still not sure how they form.
• Sharing valence e- between atoms.

Which of the following is the correct Lewis structure for the compound PBr₃?

• structure A
• structure B
• structure C
• structure D

What is the correct Lewis Dot Structure for ammonia NH3

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What is a double bond?

• a bond between two atoms

• one pair of electrons shared between two atoms

• two pairs of electrons shared between two atoms

• three pairs of electrons shared between two atoms

How many valence electrons does nitrogen have?

• 3
• 2
• 5
• 1

What is a diatomic element?

• a metal bonded with a nonmetal
• 2 or more nonmetals bonded together
• 2 or more metals bonded together
• 2 atoms of the same element bonded together

Which of the following molecules have a shape similar to the shape shown?

• Silicon dioxide, SiO₂

• Carbon dioxide, CO₂

• Water, H₂O

• Ammonia, NH₃

Which of these is not a covalent molecule?

• K₂O

• CO₂

• HCl

• CH₄