Question 38
Question 38 of 40
Question image for Q38
Periodic Table
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No letter options?
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
17. Carbonyl compounds
17.1. Aldehydes and ketones

deduce the nature (aldehyde or ketone) of an unknown carbonyl compound from the results of simple tests (Fehling’s and Tollens’ reagents; ease of oxidation)

18. Carboxylic acids and...
18.1. Carboxylic acids

describe: (a) the redox reaction with reactive metals to produce a salt and H\(_2\)(g) (b) the neutralisation reaction with alkalis to produce a salt and H\(_2\)O(l) (c) the acid–base reaction with carbonates to produce a salt and H\(_2\)O(l) and CO\(_2\)(g) (d) esterification with alcohols with concentrated H\(_2\)SO\(_4\) as catalyst (e) reduction by LiAlH\(_4\) to form a primary alcohol