Which substance has ionic bonds?
A) O₂
B) BaO
C) H₂O
D) OF₂
Correct Answer:
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Q48: A nitride ion is
A)N⁺.
B)N³⁺.
C)N²⁻.
D)N³⁻.
Q49: Which substance has ionic bonds?
A)Br₂
B)NH₃
C)H₂O
D)LiI
Q50: In reactions to form ionic compounds,metals generally
A)lose
Q51: Calcium reacts with chloride to form
A)CaCl.
B)CaCl₂.
C)Ca₂Cl.
D)Ca₂Cl₃.
Q52: When magnesium reacts with chlorine,the reaction involves
Q54: Which atom is least likely to form
Q55: An oxide ion is
A)O⁺.
B)O²⁺.
C)O⁻.
D)O²⁻.
Q56: Oxygen forms monatomic ions with a charge
Q57: When calcium reacts with chlorine,the reaction involves
Q58: Which pair of atoms would form an
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