MCQ
The strongest reducing agent amont the following is:
- A$\mathrm{NH}_3$
- B$\mathrm{SbH}_3$
- ✓$\mathrm{BiH}_3$
- D$\mathrm{PH}_3$
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$PCI _5( g ) \rightleftharpoons PCl _3( g )+ Cl _2( g )$