MCQ Questions for Class 12 Chemistry Chapter 12 Aldehydes, Ketones and Carboxylic Acids Part-2 with Answers

Aldehydes, Ketones and Carboxylic Acids Part-2 Class 12 Chemistry MCQs Questions with Answers

Check the below NCERT MCQ Questions for Class 12 Chemistry Chapter 12 Aldehydes, Ketones and Carboxylic Acids Part-2 with Answers Pdf free download. MCQ Questions for Class 12 Chemistry with Answers were prepared based on the latest exam pattern. We have Provided Aldehydes, Ketones and Carboxylic Acids Part-2 Class 12 Chemistry MCQs Questions with Answers to help students understand the concept very well.

Class 12 Chemistry Chapter 12 Quiz

Class 12 Chemistry Chapter 12 MCQ Online Test

You can refer to NCERT Solutions for Class 12 Chemistry Chapter 12 Aldehydes, Ketones and Carboxylic Acids Part-2 to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Aldehydes, Ketones and Carboxylic Acids Part-2 Class 12 Chemistry MCQ online test

Q1.	In the following sequence of reaction, the final product (Z) is
	A.ethanal
	B.propan-2-ol
	C.propanone
	D.propan-2-ol

Ans: propanone

Q2.	In order of reactivity of CH₃CHO, CH₃COC₂H₅ and CH₃COCH₃ is
	A.CH₃CHO > CH₃COCH₃ > CH₃COC₂H₅
	B.C₂H₅COCH₃ > CH₃COCH₃ > CH₃CHO
	C.CH₃COCH₃ > CH₃CHO > C₂H₅COCH₃
	D.CH₃COCH₃ > C₂H₅COCH₃ > CH₃CHO

Ans: CH₃CHO > CH₃COCH₃ > CH₃COC₂H₅

Q3.	The final product (Y) in the following sequence of chemical reaction is
	A.An alkene
	B.a carboxylic acid
	C.an aldehyde
	D.sodium salt of carboxylic acid

Ans: sodium salt of carboxylic acid

Q4.	Which of the following reagents are not correctly matched with the reaction?
	A.CH₃CH = CHCHO → CH₃CH = CHCOOH : Ammoniacal AgNO₃
	B.CH₃CH = CHCHO → CH₃CH = CHCH₂OH : H₂/Pt
	C.R-COOH → R-CH₂CH : NaBH₄
	D.CH₃CH₂COCl → CH₃CH₂CHO : H₂Pd/BaSO₄

Ans: CH₃CH = CHCHO → CH₃CH = CHCH₂OH : H₂/Pt

Q5.	Which among the following is most reactive to give nucleophilic addition?
	A.FCH₂CHO
	B.ClCH₂CHO
	C.BrCH₂CHO
	D.ICH₂CHO

Ans: FCH₂CHO

Q6.	When propanal reacts with 2-methylpropanal in presence of NaOH, four different products are formed. The reaction is known as
	A.Aldol condensation
	B.Cross aldol condensation
	C.Cannizzaro reaction
	D.HVZ condensation

Ans: Cross aldol condensation

Q7.	Which of the following does not answer iodoform test?
	A.n-Butyl alcohol
	B.sec-Butyl alcohol
	C.Acetophenone
	D.Acetaldehyde

Ans: n-Butyl alcohol

Q8.	To differentiate between pentan-2-one and penta-3-one a test is carried out. Which of the following is the correct answer?
	A.Pentan-2-one will give silver mirror test
	B.Pentan-2-one will give iodoform test
	C.Pentan-3-one will give iodoform test
	D.None of these

Ans: Pentan-2-one will give iodoform test

Q9.	Which compound is obtained when acetaldehydes are treated with dilute solution of caustic soda?
	A.Sodium acetate
	B.Resinous mass
	C.Aldol
	D.Ethyl acetate

Ans: Aldol

Q10.	Identify the products (X) and (Y) in the given reaction
	A.X = Acetophenone, Y = m-N itroacetophone
	B.X = Toluene, Y = m-Nitroacetotoluene
	C.X = Acetophenone, Y = o- and p-Dinitroacetophenone
	D.X = Benzaldehyde, Y = m-Nitrobenzaldehyde

Ans: X = Acetophenone, Y = m-N itroacetophone

Q11.	Which of the following compound will undergo self aldol condensation in the presence of cold dilute alkali?
	A.CH ≡ C-CHO
	B.CH₂ = CHCHO
	C.C₆H₅CHO
	D.CH₃CH₂CHO