MCQ
Which gas is liberated when $A{l_4}{C_3}$ is hydrolysed
- ✓$C{H_4}$
- B${C_2}{H_2}$
- C${C_2}{H_6}$
- D$C{O_2}$
✓
Answer
Correct option: A.
$C{H_4}$
a
(a) $A{l_4}{C_3} + 12{H_2}O \to 3C{H_4} + 4Al{(OH)_3}$
(a) $A{l_4}{C_3} + 12{H_2}O \to 3C{H_4} + 4Al{(OH)_3}$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The standard enthalpy of formation of $NH_3$ is $- 46.0 \,kJ\, mol^{-1}.$ If the enthalpy of formation of $H_2$ from its atoms is $- 436\, kJ\, mol^{-1}$ and that of $N_2$ is $- 712 \,kJ\, mol^{-1},$ the average bond enthalpy of $N - H $ bond in $NH_3$ is ................ $\mathrm{kJ\,mol}^{-1}$
→Compound $A$ and $C$ in the following reaction are
→$CH_3CHO$ $\xrightarrow[{\left( {ii} \right)\,{H_2}O}]{{(i)\,C{H_3}MgBr}}A\xrightarrow[\Delta ]{{{H_2}S{O_4}}}B\xrightarrow[{Oxidation}]{{Hydroboaration}}C$
One mole of an ideal gas is allowed to expand reversibly and adiabatically from a temperature of $27\,^oC$. If the work done during the process is $3\, kJ$, then final temperature of the gas is $(C_v = 20\, J/K)$ .....$K$
Assertion : Resorcinol turns $FeCl_3$ solution purple.
Reason : Resorcinol have phenolic group
→Reason : Resorcinol have phenolic group
$\mathop {Ph - MgBr}\limits^{{\text{[Excess]}}} + $ $\begin{array}{*{20}{c}}
{O\,\,\,\,} \\
{||\,\,\,\,} \\
{Cl - C - C{H_3}}
\end{array}$ $\xrightarrow{{2{H^ \oplus }}}$
→{O\,\,\,\,} \\
{||\,\,\,\,} \\
{Cl - C - C{H_3}}
\end{array}$ $\xrightarrow{{2{H^ \oplus }}}$
Final proudct of above reaction
By how much would the oxidising power of the $(MnO_4^- / Mn^{2+})$ couple change if the $H^+$ ion concentration is increased upto $100 \,times$ at $25\,^oC$ ?
→Which of the following has strongest $+I$ effect?
→The correct $IUPAC$ name of the following compound is .... .
→The iron salt used in blue prints is
Match List $I$ With List $II$
→| सूची $I$ (यौगिक) | सूची $II$ ($Pk_a$ मान) |
| $A$.ethanol | $I$. $10.0$ |
| $B$. phenol | $II$. $15.9$ |
| $C$. $m$-nitrophenol | $III$. $7.1$ |
| $D$. $p$-nitrophenol | $IV$. $8.3$ |
Choose the correct answer from the options given below: