Alcoholic Sodium Hydroxide
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Solution and Explanation
Top Questions on Organic Reactions
Identify A and B in each of the following reaction sequence:
(a) \[ CH_3CH_2Cl \xrightarrow{NaCN} A \xrightarrow{H_2/Ni} B \](b) \[ C_6H_5NH_2 \xrightarrow{NaNO_2/HCl} A \xrightarrow{C_6H_5NH_2} B \]
- CBSE CLASS XII - 2025
- Chemistry
- Organic Reactions
The best reagent for converting propanamide into propanamine is:
- CBSE CLASS XII - 2025
- Chemistry
- Organic Reactions
The acid formed when propyl magnesium bromide is treated with CO_2 followed by acid hydrolysis is:
- CBSE CLASS XII - 2025
- Chemistry
- Organic Reactions
A certain reaction is 50 complete in 20 minutes at 300 K and the same reaction is 50 complete in 5 minutes at 350 K. Calculate the activation energy if it is a first order reaction. Given: \[ R = 8.314 \, \text{J K}^{-1} \, \text{mol}^{-1}, \quad \log 4 = 0.602 \]
- CBSE CLASS XII - 2025
- Chemistry
- Organic Reactions
Chlorobenzene to biphenyl
- CBSE CLASS XII - 2025
- Chemistry
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Questions Asked in MH Board Class XII exam
- Cyclohexane into Adipic Acid
- MH Board Class XII - 2024
- Coordination chemistry
- Ethanentrile into Ethanal
- MH Board Class XII - 2024
- Coordination chemistry
- \([Ni(CN)_4]^{2-}\)
- MH Board Class XII - 2024
- Coordination chemistry
- \([NiCl_4]^{2-}\)
- MH Board Class XII - 2024
- Coordination chemistry
Mention the number of unpaired electrons and geometry of the following complexes:
(i) \([NiCl_4]^{2-}\)
(ii) \([Ni(CN)_4]^{2-}\)
Convert the following:
(a) Ethanenitrile into ethanal.
(b) Cyclohexane into adipic acid.
- MH Board Class XII - 2024
- Coordination chemistry