MCQ
For which element would $XH_3$ be a stable species
- A$C$
- B$Si$
- ✓$P$
- D$S$
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Assertion $A$: Helium is used to dilute oxygen in diving apparatus.
Reason $R:$ Helium has high solubility in $O _2$.
In the light of the above statements, choose the correct answer from the options given below
Assertion $(A) :$ $I - Cl$ is more reactive than $I _{2}$.
Reason $(R):$ $I - Cl$ bond is weaker than $I-I$ bond.
In the light of the above statements, choose the most appropriate answer from the options given below:
$PhC{{O}_{2}}H\xrightarrow[2.\,N{{H}_{3}}]{1.\,PC{{l}_{5}}}A\xrightarrow[2.\,{{H}_{2}}/Ni]{1.\,{{P}_{4}}{{O}_{10}}.heat}B.$ The final product $(B)$ is