MCQ
- Adil. NaOH
- ✓$Zn - Hg + HCl$
- C[O]
- DNaOCl
✓
Answer
Correct option: B.
$Zn - Hg + HCl$
(B)
ketones are reduced into hydrocarbons using Zn-Hg/HCI (Clemmension reduction).
ketones are reduced into hydrocarbons using Zn-Hg/HCI (Clemmension reduction).
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
Select the reaction $(s)$ that would result in the formation of $2$ -bromopropane.
→$(I) \,C{H_3}CH = C{H_2} + HBr\xrightarrow{{peroxide}}$
$(II)\, C{H_3}CH = C{H_2} + HBr\xrightarrow{{CC{l_4}}}$
$(III)\, C{H_3}C{H_2}C{H_3} + B{r_2}\xrightarrow{{hv}}$
$(IV)\,C{H_3}CH = C{H_2} + B{r_2}\xrightarrow{{CC{l_4}}}$
Given are two statements one is labelled as Assertion $A$ and other is labelled as Reason $R$.
→Assertion $A$ :Magnesium can reduce $Al _{2} O _{3}$ at a temperature below $1350^{\circ} C$, while above $1350^{\circ} C$ aluminium can reduce $MgO$.
Reason $R$ : The melting and boiling points of magnesium are lower than those of aluminium.
In light of the above statements. choose most appropriate answer from the options given below
Isopropyl alcohol heated at ${300\,^o}C$ with copper catalyst to form
→One mole of $NaCl$ $(s)$ on melting absorbed $30.5\,kJ$ of heat and its entropy is increased by $28.8\,J\,{K^{ - 1}}$. The melting point of $NaCl$ is ............. $\mathrm{K}$
→In polysaccharides the linkage connecting monosaccharide units is called
Select the correct order of the property indicated against them
Which is not true for arginine?
Which of the following will show optical isomerism
→$(I)$ Cis $-[Co(NH_3)_2(en)_2]^{+3}$
$(II)$ Trans $-[Ir \,Cl_2\, (C_2O_4)_2]^{-3}$
$(III)$ $[Rh(en)_3]^{+3}$
$(IV)$ Cis $-[Ir(H_2O)_3Cl_3]$
Solid $CuSO_4·5H_2O$ having covalent, ionic as well as co-ordinate bonds. Copper atom/ion forms ................. co-ordinate bonds with water.
→Which of the following is more soluble in ammonia