MCQ
The distinguishing test for triple bond containing acidic hydrogen is
- ✓$Ag{(N{H_3})_2}^ + $
- B$B{r_2}$ in $CC{l_4}$
- CAlkaline $KMn{O_4}$
- D$AlC{l_3}$
✓
Answer
Correct option: A.
$Ag{(N{H_3})_2}^ + $
a
(a)$Ag(N{H_3})_2^ + $ gives white ppt with terminal alkynes.
(a)$Ag(N{H_3})_2^ + $ gives white ppt with terminal alkynes.
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 percentage of pyridine $(C_5H_5N)$ that forms pyridinium ion $(C_5H_5N^+H)$ in a $0.10\, M$ aqueous pyridine solution ($K_b$ for $C_5H_5N = 1.7 \times 10^{-9}$) is
→Reaction of propanamide with $Br _2 / KOH$ (aq) produces :
→Which of the following reaction not possible?
Compound $X$ on reaction with $O _{3}$ followed by $Zn /$ $H _{2} O$ gives formaldehyde and $2-$methyl propanal as products. The compound $X$ is :
→Ionization energy of gaseous $Na$ atoms is $495.5\, kJ\, mol^{-1}$ . The lowest possible frequency of light that ionizes a sodium atom is $(h\, = 6.626\times10^{-34}\, Js, N_A\, = 6.022\times10^{23}\, mol^{-1} )$
→$B{X_3} + N{H_3}\ \xrightarrow {R.T}\ B{X_3}.N{H_3} +$ Heat of adduct formation $\left( {\Delta H} \right)$ The numerical value of $\Delta H$ is found to be maximum for
→value of $x$ is
→The ions $O^{2-}, F^-, Na^+, Mg^{2+}$ and $Al^{3+}$ are isoelectronic. Their ionic radii show
→Chloroform, when kept open, is oxidised to
Amongst $Cl{F_3},\,\,B{F_3}$ and $N{H_3}$ molecules the one with non-planar geometry is
→