MCQ
$IUPAC$ name of complex $K_3[Al(C_2O_4)_3]$ is :
- APotassium alumino-oxalate
- ✓Potassium trioxalatoaluminate $(III)$
- CPotassium aluminium $(III)$ oxalate
- DPotassium trioxalatoaluminate $(IV)$

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Assertion $(A)$ : $\mathrm{PH}_3$ has lower boiling point than $\mathrm{NH}_3$.
Reason $(R)$ : In liquid state $\mathrm{NH}_3$ molecules are associated through vander waal's forces, but $\mathrm{PH}_3$ molecules are associated through hydrogen bonding. In the light of the above statements, choose the most appropriate answer from the options given below:
[Given : Atomic masses : $C : 12.0 u$,$H : 1.0 u , O : 16.0 u ]$
$A\xrightarrow{{{\text{Reduction}}}}B\xrightarrow{{HN{O_2}}}{C_2}{H_5}OH$