MCQ
Formic acid and Acetic acid can be differentiated by
- AEsterification
- ✓Tollen's test
- C$2,4-DNP$ test
- D$NaHCO_3$ test
✓
Answer
Correct option: B.
Tollen's test
b
$\begin{matrix}
H-C-OH \\
||\,\,\, \\
O\,\,\, \\
\end{matrix}$ part therefore it can give tollen's test.
$\begin{matrix}
H-C-OH \\
||\,\,\, \\
O\,\,\, \\
\end{matrix}$ part therefore it can give tollen's test.
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
Ionization energy of gaseous $Na$ atoms is $495.5\, kJ\, mol^{-1}$ . The lowest possible frequency of light that ionizes a sodium atom is $(h\, = 6.626\times10^{-34}\, Js, N_A\, = 6.022\times10^{23}\, mol^{-1} )$
→Choose the correct statement regarding transition elements?
Which one of the following statements is not true
Correct statement for $3d-$ series is
→The most stable ion is
The most stable carbocation for the following is:
At $100\,^oC,$ the gaseous reaction $A \rightarrow 2B + C$ is found to be first order. Starting with pure $A,$ if at the end of $10\,\min$, the total pressure of the system is $160\, mm$ and after a long time, when dissociation of $A$ was complete, it was $300\, mm.$ The partial pressure of $A$ at the end of $10\,\min$ is .......... $mm$
→Given
→$\left( i \right)\,2F{e_2}{O_3}\left( s \right) \to 4Fe\left( s \right) + 3{O_2}\left( g \right)$
${\Delta _r}{G^o} = + 1487.0\,kJ\,mo{l^{ - 1}}$
$\left( {ii} \right)\,2CO\left( g \right) + {O_2}(g) \to 2C{O_2}\left( g \right)$
${\Delta _r}{G^o} = - 514.4\,kJ\,mo{l^{ - 1}}$
Free energy change, $\Delta_rG^o$ for the reaction
$\,2F{e_2}{O_3}\left( s \right) + 6CO\left( g \right) \to 4Fe\left( s \right) + 6C{O_2}\left( g \right)$ will be .....$kJ\, mol^{-1}$
Which one of the following elements shows both positive and negative oxidation states?
Predict the product of the following reaction sequence
→ethyne $\xrightarrow[\begin{smallmatrix}
(2)\,\,excess\,I-\,C{{H}_{2}}\,-\,{{(C{{H}_{2}})}_{2}}-\,C{{H}_{3}} \\
(3)\,\,{{H}^{\oplus }}
\end{smallmatrix}]{(1)\,\,excess\,NaN{{H}_{2}}}$