Chemistry
Grade-9
Easy
Question
The compound H3P is called:
- Trihydro phosphide acid
- Hydrophosphoric acid
- Hydrogen(II) phosphide
- Hydrogen Phosphide
Hint:
Hydrogen is in hydride form and phosphorus in +3 oxidation state.
The correct answer is: Hydrophosphoric acid
- The compound H3P has three hydrogen and one phosphorus.
- The way it is written it seems hydrogen cation but hydrogen is in hydride form and phosphorus in +3 oxidation state.
- The chemical name is hydrogen phosphide.
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