Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Aldehydes, Ketones and Carboxylic Acids

Short Answer Type

81. Mention two important uses of formalin.

319 Views

82.
Write one reaction to exemplify Friedel-Crafts acylation reaction?

When benzene or substituted benzene is treated with acid chloride in the presence of anhydrous aluminium chloride, it affords the corresponding ketone. This reaction is known as Friedel-Crafts acylation reaction.

180 Views

83. Write one chemical reaction to exemplify Cannizzaro reaction.

197 Views

84. Convert ethanal into but-2-enal.

369 Views

85.

What happens when methanal reacts with conc. NaOH?

179 Views

86.

Complete the equation:

155 Views

87. What happens when ethanal is distilled with dilute H₂SO₄ at 273 K?

195 Views

88. Which aldehyde smells like bitter almonds? Give its one use.

203 Views

89. Give one difference between the paraldehyde and metaldehyde.

191 Views

90. What type of aldehydes undergo Cannizzaro’s reaction?

329 Views

Previous Year Papers

Test Series

Test Yourself

Short Answer Type

82. Write one reaction to exemplify Friedel-Crafts acylation reaction?

82.
Write one reaction to exemplify Friedel-Crafts acylation reaction?