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Chemistry · 2022 · 2 marks
Aldehydes, Ketones and Carboxylic AcidsChemical Reactions of Aldehydes, Ketones and Carboxylic Acids2 marksApplyvery short answer
CBSE 2022 · Region 2 · Set 2 · Q1
Predict the products formed when CH_3 CH_2 CHO reacts with the following reagents: (Any two) (i) PhMgBr and then H_3 O^+ (ii) LiAlH_4 (iii) HCN
Predict the products formed when $\displaystyle \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CHO}$ reacts with the following reagents : (Any two)
(i)
PhMgBr and then $\displaystyle \mathrm{H}_{3} \mathrm{O}^{+}$
(ii)
$\displaystyle \mathrm{LiAlH}_{4}$
(iii)
HCN
Marking-scheme solution
(i)
/$\displaystyle 1$-Phenylpropanol
(ii) $\displaystyle \mathrm{CH}_3\mathrm{CH}_2\mathrm{CH}_2\mathrm{OH}$
/ Propanol
(c)
/ $\displaystyle 2$- Hydroxybutane nitrile
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