MCQ
Which one of the following metals forms interstitial hydride easily ?
- A$Fe$
- B$\mathrm{Mn}$
- ✓$\mathrm{Cr}$
- D$Co$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$\begin{array}{*{20}{c}}
{\,\,\,\,\,C{H_3}{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,\,{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} O{\mkern 1mu} } \\
{\,\,\,|{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,\,\,\,\,\,\,{\mkern 1mu} {\mkern 1mu} ||} \\
{C{H_3} - CH - C - OH}
\end{array}$ $+ C{H_3} - N{H_2} \to 'A'\xrightarrow[\Delta ]{}'B'\xrightarrow{\begin{subarray}{l}
{\text{LiAl}}{{\text{H}}_4} \\
{\text{(excess)}}
\end{subarray} }'C'$
The final product $‘C’$ will be
$(I)$ $1\,mol$ of $A$ and $2\,mol$ of $B$ in a $1\,L$ vessel
$(II)$ $2\,mol$ of $A$ and $2\,mol$ of $B$ in a $2\,L$ vessel
$(III)$ $0.2\,mol\, A$ and $0.2\,mol\,B$ in $0.1\,L$ vessel
Which reactant sample reacts by highest rate if reactant is in gaseous state and do not follow zero order reaction ?