Question 22
Question 22 of 40
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Periodic Table
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Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
18. Carboxylic acids and...
18.2. Esters

recall the reaction (reagents and conditions) by which esters can be produced: (a) the condensation reaction between an alcohol and a carboxylic acid with concentrated \( H_2SO_4 \) as catalyst

17. Carbonyl compounds
17.1. Aldehydes and ketones

recall the reactions (reagents and conditions) by which aldehydes and ketones can be produced: (a) the oxidation of primary alcohols using acidified \( K_2Cr_2O_7 \) or acidified \( KMnO_4 \) and distillation to produce aldehydes (b) the oxidation of secondary alcohols using acidified \( K_2Cr_2O_7 \) or acidified \( KMnO_4 \) and distillation to produce ketones