CARBOXYLIC ACIDS
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28140 \(R - C{H_2} - C{H_2}OH\) can be converted into \(RC{H_2}C{H_2}COOH.\) The correct sequence of the reagents is

1 \(PB{r_3},KCN,{H_3}{O^ + }\)
2 \(PB{r_3},KCN,{H_2}\)
3 \(HCN,PB{r_3},{H^ + }\)
4 \(KCN,{H^ + }\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28141 When propionic acid is treated with aqueous sodium bicarbonate \(C{O_2}\) is liberated. The ‘\(C\)’ of \(C{O_2}\) comes from

1 Methyl group
2 Carboxylic acid group
3 Methylene group
4 Bicarbonate
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28142 Benzoyl chloride is prepared from benzoic acid by

1 \(C{l_2},\,\,hv\)
2 \(S{O_2}C{l_2}\)
3 \(SOC{l_2}\)
4 \(C{l_2},{H_2}O\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28143 Identify the correct order of boiling points of the following compounds\(\mathop {C{H_3}C{H_2}C{H_2}C{H_2}OH}\limits_{(1)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}CHO}\limits_{(2)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}COOH}\limits_{(3)} \)

1 \(1 > 2 > 3\)
2 \(3 > 1 > 2\)
3 \(1 > 3 > 2\)
4 \(3 > 2 > 1\)
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

28140 \(R - C{H_2} - C{H_2}OH\) can be converted into \(RC{H_2}C{H_2}COOH.\) The correct sequence of the reagents is

1 \(PB{r_3},KCN,{H_3}{O^ + }\)
2 \(PB{r_3},KCN,{H_2}\)
3 \(HCN,PB{r_3},{H^ + }\)
4 \(KCN,{H^ + }\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28141 When propionic acid is treated with aqueous sodium bicarbonate \(C{O_2}\) is liberated. The ‘\(C\)’ of \(C{O_2}\) comes from

1 Methyl group
2 Carboxylic acid group
3 Methylene group
4 Bicarbonate
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28142 Benzoyl chloride is prepared from benzoic acid by

1 \(C{l_2},\,\,hv\)
2 \(S{O_2}C{l_2}\)
3 \(SOC{l_2}\)
4 \(C{l_2},{H_2}O\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28143 Identify the correct order of boiling points of the following compounds\(\mathop {C{H_3}C{H_2}C{H_2}C{H_2}OH}\limits_{(1)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}CHO}\limits_{(2)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}COOH}\limits_{(3)} \)

1 \(1 > 2 > 3\)
2 \(3 > 1 > 2\)
3 \(1 > 3 > 2\)
4 \(3 > 2 > 1\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28140 \(R - C{H_2} - C{H_2}OH\) can be converted into \(RC{H_2}C{H_2}COOH.\) The correct sequence of the reagents is

1 \(PB{r_3},KCN,{H_3}{O^ + }\)
2 \(PB{r_3},KCN,{H_2}\)
3 \(HCN,PB{r_3},{H^ + }\)
4 \(KCN,{H^ + }\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28141 When propionic acid is treated with aqueous sodium bicarbonate \(C{O_2}\) is liberated. The ‘\(C\)’ of \(C{O_2}\) comes from

1 Methyl group
2 Carboxylic acid group
3 Methylene group
4 Bicarbonate
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28142 Benzoyl chloride is prepared from benzoic acid by

1 \(C{l_2},\,\,hv\)
2 \(S{O_2}C{l_2}\)
3 \(SOC{l_2}\)
4 \(C{l_2},{H_2}O\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28143 Identify the correct order of boiling points of the following compounds\(\mathop {C{H_3}C{H_2}C{H_2}C{H_2}OH}\limits_{(1)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}CHO}\limits_{(2)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}COOH}\limits_{(3)} \)

1 \(1 > 2 > 3\)
2 \(3 > 1 > 2\)
3 \(1 > 3 > 2\)
4 \(3 > 2 > 1\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28140 \(R - C{H_2} - C{H_2}OH\) can be converted into \(RC{H_2}C{H_2}COOH.\) The correct sequence of the reagents is

1 \(PB{r_3},KCN,{H_3}{O^ + }\)
2 \(PB{r_3},KCN,{H_2}\)
3 \(HCN,PB{r_3},{H^ + }\)
4 \(KCN,{H^ + }\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28141 When propionic acid is treated with aqueous sodium bicarbonate \(C{O_2}\) is liberated. The ‘\(C\)’ of \(C{O_2}\) comes from

1 Methyl group
2 Carboxylic acid group
3 Methylene group
4 Bicarbonate
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28142 Benzoyl chloride is prepared from benzoic acid by

1 \(C{l_2},\,\,hv\)
2 \(S{O_2}C{l_2}\)
3 \(SOC{l_2}\)
4 \(C{l_2},{H_2}O\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28143 Identify the correct order of boiling points of the following compounds\(\mathop {C{H_3}C{H_2}C{H_2}C{H_2}OH}\limits_{(1)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}CHO}\limits_{(2)} \),  \(\mathop {C{H_3}C{H_2}C{H_2}COOH}\limits_{(3)} \)

1 \(1 > 2 > 3\)
2 \(3 > 1 > 2\)
3 \(1 > 3 > 2\)
4 \(3 > 2 > 1\)
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