Hydrogen has the molecular formula
AH3 only
BH only
CH2
DH4 only
Answer & Solution
Correct answer: C. H2
1. Hydrogen exists as a diatomic molecule.
2. Two H atoms share a covalent bond.
3. So its molecular formula is H2.
4. Atomic symbol H represents one atom only.
_Source: Selina Concise Chemistry Class 8, Ch on Hydrogen (Mistral OCR'd PDF), section on properties_
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