Which of the following elements exists as a diatomic molecule in the elemental state?
A) O
B) He
C) Mg
D) Xe
Correct Answer:
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Q12: Which of the following contains covalent bonds?
A)BaO
B)IBr
C)Mg
D)LiBr
E)Cu
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Q62: What is the name of PCl3?
A) phosphorus
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Q72: Which of the following is the oxoanion
Q88: What is the chemical name of FeSO3?
A)
Q97: Which of the following is a molecular
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