Question
Which diagram represents the outer-shell electron arrangement in a nitrogen molecule?
Answer/Explanation
Ans:
D
Question
How many electrons are used to form covalent bonds in a molecule of methanol, CH3OH?
A 5 B 6 C 8 D 10
Answer/Explanation
Ans: D
Question
A covalent molecule Q contains only six shared electrons.
What is Q?
A ammonia, \(NH_3\)
B chlorine, \(Cl_2\)
C methane, \(CH_4\)
D water, \(H_2O\)
Answer/Explanation
Ans: A
Question
Which statement describes the attractive forces between molecules?
A They are strong covalent bonds which hold molecules together.
B They are strong ionic bonds which hold molecules together.
C They are weak forces formed between covalently-bonded molecules.
D They are weak forces which hold ions together in a lattice.
Answer/Explanation
Ans: C