Past Year (2019 onward - NTA Papers) MCQs Aldehydes, Ketones and Carboxylic Acids Chemistry - Past Year Questions NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Match List I with List II.

List I (Reaction)	List II (Reagents/ Condition)
A.	I.
B.	II.\(\mathrm{CrO}_3\)
C.	III.\(\begin{aligned} & \mathrm{KMnO}_4 \\ & \mathrm{KOH}, \Delta \end{aligned}\)
D.	IV. \(\mathrm{(i) \mathrm{O}_3\\ (ii) \mathrm{Zn}-\mathrm{H}_2 \mathrm{O}}\)

Choose the correct answer from the options given below :
1. \(\text { A-III, B-I, C-II, D-IV }\)
2. \(\text { A-IV, B-I, C-II, D-III }\)
3. \(\text { A-I, B-IV, C-II, D-III }\)
4. \(\text { A-IV,B-I, C-III, D-II }\)

Subtopic: Aldehydes & Ketones: Preparation & Properties | Carboxylic Acids: Preparation & Properties |

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From NCERT

NEET - 2024

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Q2:

Fehling solution 'A' is:

1. alkaline copper sulphate
2. alkaline solution of sodium potassium tartrate (Rochelle's salt)
3. aqueous sodium citrate
4. aqueous copper sulphate

Subtopic: Aldehydes & Ketones: Preparation & Properties |

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NEET - 2024

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Q3:

Given below are two statements:

Statement I:	Benzoic acid produces effervescence on treatment with aq. \(\mathrm{NaHCO}_3\)
Statement II:	The effervescence is due to the release of hydrogen gas.

In the light of the above statements, choose the not appropriate answer from the options give below:
1. Both Statement I and Statement II are correct.
2. Both Statement I and Statement II are incorrect.
3. Statement I is correct but Statement II is incorrect.
4. Statement I is incorrect but Statement II is correct.

Subtopic: Carboxylic Acids: Preparation & Properties |

59%

From NCERT

NEET - 2024

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Q4:

The product that cannot be formed in the following reaction is:

1.
2.
3.
4.

Subtopic: Name Reaction |

From NCERT

NEET - 2024

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Q5:

Match List-I with List-II

	List-I (Reagent)		List-II (Name of the reaction)
A.	\(\mathrm{H}_2, \mathrm{Nd}-\mathrm{Ba}S \mathrm{O}_4\)	I.	Gattermann-koch reaction
B.	\(\mathrm{(i) \; \mathrm{CrO}_2 \mathrm{Cl}_2, \mathrm{CS}_2\\ (ii) \mathrm{H}_2 \mathrm{C}}\)	II.	Reimer-Tiemann reaction
C.	\(\mathrm{CO, HCl, Anhyd.~\\ \mathrm{AlCl}_3 / \mathrm{CuCl}}\)	III.	Etard reaction
D.	\(\mathrm{CHCl}_3, \mathrm{NaOH}\)	IV.	Rosenmund reduction

Choose the correct answer from the options given below:

1. A-II, B-III, C-I, D-IV
2. A-IV, B-III, C-I, D-II
3. A-I, B-III, C-IV, D-II
4. A-II, B-I, C-III, D-IV

Subtopic: Aldehydes & Ketones: Preparation & Properties |

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NEET - 2024

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Q6:

Identify [X] and [Y] in given reaction:

1.
2.
3.
4.

Subtopic: Aldehydes & Ketones: Preparation & Properties |

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Q7:

Weight (g) of two moles of the organic compound, which is obtained by heating sodium ethanoate with sodium hydroxide in the presence of calcium oxide is:

1. 18
2. 16
3. 32
4. 30

Subtopic: Carboxylic Acids: Preparation & Properties |

61%

From NCERT

NEET - 2023