JEE Mains · Chemistry · STD 12 -8.1. Aldehydes and ketones
The number of correct reaction \((s)\) among the following is _______.

- A \(0\)
- B \(1\)
- C \(5\)
- D \(8\)
Answer & Solution
Correct Answer
(B) \(1\)
Step-by-step Solution
Detailed explanation
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- In the given chemical reaction, colors of the \(\mathrm{Fe}^{2+}\) and \(\mathrm{Fe}^{3+}\) ions, are respectively : \(5 \mathrm{Fe}^{2+}+\mathrm{MnO}_{4}^{-}+8 \mathrm{H}^{+} \rightarrow \mathrm{Mn}^{2+}+4 \mathrm{H}_{2} \mathrm{O}+5 \mathrm{Fe}^{3+}\)JEE Mains 2021 Hard
- From the given following \(( A\) to D \()\) cyclac structures, those which will not react with Tollen's reagent are :

JEE Mains 2026 Medium - If a reaction follows the Arrhenius equation, the plot \(\ln k\) vs \(1/(RT)\) gives straight line with a gradient \((-y)\) \(unit\). The energy required to activate the reactant isJEE Mains 2019 Medium
- The calculated magnetic moments (spin only value) for species \(\left[ FeCl _{4}\right]^{2-},\left[ Co \left( C _{2} O _{4}\right)_{3}\right]^{3-}\) and \(MnO _{4}^{2-}\) respectively are ..... .JEE Mains 2021 Medium
- An aqueous solution of a salt \(MX_2\) at certain temperature has a van't Hoff factor of \(2\). The degree of dissociation for this solution of the salt isJEE Mains 2016 Medium
- Aqueous solution of which of the following boron compounds will be strongly basic in nature?JEE Mains 2022 Medium
More PYQs from JEE Mains
- The resistive network shown below is connected to a \(D.C.\) source of \(16\, V\). The power consumed by the network is \(4\, Watt\). The value of \(R\) is ............. \(\Omega\)
JEE Mains 2019 Medium - The correct order of the spin-only magnetic moments of the following complexes is \((I)\) \(\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right] \mathrm{Br}_{2}\) \((II)\) \( \mathrm{Na}_{4}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]\) \((III)\) \(\mathrm{Na}_{3}\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]\left(\Delta_{0}>\mathrm{P}\right)\) \((IV)\) \(\left(\mathrm{Et}_{4} \mathrm{N}\right)_{2}\left[\mathrm{CoCl}_{4}\right]\)JEE Mains 2020 Hard
- For \(a > 0,\,\,t\, \in \left( {0,\frac{\pi }{2}} \right),\) let \(x = \sqrt {{a^{{{\sin }^{ - 1}}\,t}}} \) and \(y = \sqrt {{a^{{{\cos }^{ - 1}}\,t}}} \) Then, \(1 + {\left( {\frac{{dy}}{{dx}}} \right)^2}\) equalsJEE Mains 2013 Hard
- The figure given below shows an \(LCR\) series circuit with two switches \(S_1\) and \(S_2\). When switch \(S_1\) is closed keeping \(S_2\) open, the phase difference \((\phi)\) between the current and source voltage is \(30°\) and phase difference is \(60°\) when \(S_2\) is closed keeping \(S_1\) open. The value of \((3L_1 - L_2)\) is _______ H.
JEE Mains 2026 Hard - The set of all real values of \(\lambda \) for which exactly two common tangents can be drawn to the circles \(x^2 + y^2 - 4x - 4y+ 6\, = 0\) and \(x^2 + y^2 - 10x - 10y + \lambda \, = 0\) is the interval:JEE Mains 2014 Hard
- An \(L-\) shaped object, made of thin rods of uniform mass density, is suspended with a string as shown in figure. If \(AB = BC\), and the angle made by \(AB\) with downward vertical is \(\theta\) then
JEE Mains 2019 Hard