MCQ
$X$ is


- A

- B

- ✓

- D







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$(W)$ Red ppt. $\xrightarrow{{dil.\,\,HCl}}$ $(Y)$ white ppt.
$(U)$ $\mathop {\xrightarrow{{NaOH}}}\limits_\Delta $ $(Z)$ gas (gives white fumes with $HCl$ ) ?
sublimes on heating
Identify $(T)$ to $(Z).$
(image)
The correct statement about $P, Q, R$, and $S$ is
Statement $I:$ In $Cl _{2}$ molecule the covalent radius is double of the atomic radius of chlorine.
Statement $II:$ Radius of anionic species is always greater than their parent atomic radius.
Choose the most appropriate answer from options given below :
$2x + B_2H_6 \longrightarrow [BH_2(x)_2]^+ [BH_4]^-$
the amine '$x$' will not be