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ICSE Class 10 Chemistry 2022 Paper

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Question : 55 of 55
Marks: +1, -0
Match column A with column B :
 Name (A)  Functional group (B)
 1. Aldehyde  Â (a) −OH\text{ (a) }-\mathrm{OH}
 2. Carboxylic acids  Â (b) −CHO\text{ (b) }-\mathrm{CHO}
 3. Alcohol  Â (c) −COOH\text{ (c) }-\mathrm{COOH}
Solution:  
 Name (A)  Functional group (B)
 1. Aldehyde  Â (b) −CHO\text{ (b) }-\mathrm{CHO}
−C∥O−H-\overset{\mathrm{O}}{\overset{\parallel}{\mathrm{C}}}-H
 2. Carboxylic acids  Â (c) −COOH\text{ (c) }-\mathrm{COOH}
−C∥O−OH-\overset{\mathrm{O}}{\overset{\parallel}{\mathrm{C}}}-\mathrm{OH}
 3. Alcohol  Â (a) −OH\text{ (a) }-\mathrm{OH}
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