MCQ
In Kjeldahl’s method, the nitrogen present in the organic compound is quantitatively converted into
- AGaseous ammonia
- BAmmonium sulphate
- CAmmonium phosphate
- ✓Ammonia
✓
Answer
Correct option: D.
Ammonia
d
(d) In Kjeldahl’s method, the nitrogen is estimated in the form of ammonia, which is obtained by heating compounds with $NaOH$.
(d) In Kjeldahl’s method, the nitrogen is estimated in the form of ammonia, which is obtained by heating compounds with $NaOH$.
$C{H_3}CON{H_2} + NaOHC \overset {\Delta} \longrightarrow {H_3}COONa + {H_2}O + N{H_3}$
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
Product $(C)$ of the reaction is
→How fast is an electron moving if it has a wavelength equal to the distance it travels in one second ?
The hybridization of $Ag$ in the linear complex ${\left[ {Ag\,{{\left( {N{H_3}} \right)}_2}} \right]^ + }$ is
→Splitting of signals is caused by
When equal volumes of the following solutions are mixed, precipitation of $AgCl\,({K_{sp}} = 1.8 \times {10^{ - 10}})$ will occur only with
→Benzene burns according to the following equation at $300\, K$ $(R = 8.314\, J\, mole^{-1}K^{-1}), 2C_6H_6(l) + 15 O_2 (g) \to 12 CO_2 (g) + 6H_2O(l)$, $\Delta H^o = -6542\, kJ/mol$ What is the $\Delta E^o$ for the combustion of $1.5\, mol$ of benzene.....$kJ$
→Which one of the following species is diamagnetic in nature
$STATEMENT$-$1$: In water, orthoboric acid behaves as a weak monobasic acid. because
→$STATEMENT$-$2$: In water, orthoboric acid acts as a proton donor.
For the reaction
→$Sn{O_2}(s) + 2{H_2}\left( g \right) \rightleftharpoons 2{H_2}O\left( g \right) + Sn\left( l \right)$
At equilibrium, the mixture of steam and hydrogen contains $40\%$ $H_2$ by volume then find $K_p$ for the reaction
The oxide of a metal has $32\%$ oxygen. Its equivalent weight would be
→