Class 12 Chemistry Chapter 12 MCQ In English
आज के इस लेख में आपलोगों के लिए Class 12 Chemistry Chapter 12 MCQ In English [Aldehydes Ketones And Carboxylic Acids] के बारे में जानेगे | जैसा की आप लोग जानते ही आज के दौर में ऑब्जेक्टिव क्वेश्चन बहुत ही इम्पोर्टेन्ट हो गया है | क्लास 12th केमिस्ट्री ऑब्जेक्टिव क्वेश्चन दिया गया गई |
यदि आप चाहते है की Aldehydes, Ketones And Carboxylic Acids MCQs in Hindi के बारे पढ़े तो और साथ में Chemistry 12th हिंदी मध्यम के सभी चैप्टर ऑब्जेक्टिव क्वेश्चन पढ़ने के क्लिक करे Class 12 Chemistry Mcq In Hindi All Chapter
हमलोग Class 12 Chemistry Chapter 12 The Aldehydes Ketones And Carboxylic Acids MCQ in English के बारे स्टडी करेगे | Join Telegram For Fast Update :- Click Hare बोर्ड एग्जाम के लिए और अन्य स्टेट एग्जाम के लिए भी बहुत ही Important Objective Question पोस्ट किया गया है | Class 12 Chemistry के Chapter Name :- Aldehydes Ketones And Carboxylic Acids MCQ in English के बारे में जानेगे | आप सभी इस Objective Question को स्टडी करके अच्छे -अच्छे मार्क्स लाने की प्रयाश करे | और इस एजुकेशन साईट के बारे में दोस्त को बतेये |
Class 12 Chemistry Chapter 12 The Aldehydes Ketones And Carboxylic Acids MCQ in English
Q1. which acid is found in vinegar?
- (A) HCOOH
- (B) CH3COOH
- (C) C2H5COOH
- (D) None
Show Answer
(B) CH3COOH
Q2. paraaldehyde is the triad of?
- (A) methanol
- (B) ethanol
- (C) butanol
- (D) None
Show Answer
(B) ethanol
Q3. which of the following is a single saccharide?
- (A) sucrose
- (B) maltose
- (C) lactose
- (D) fructose
Show Answer
(D) fructose
Q4. in which of the following reactions new carbon-carbon bond is not formed?
- (A) wurz reactions
- (B) aldol condensation
- (C) cannizzaro reactions
- (D) none
Show Answer
(C) cannizzaro reactions
Q5. The IUPAC name of CH3COOH Is
- (A) methanoic acid
- (B) ethanoic acid
- (C) propanoic acid
- (D) none
Show Answer
(B) ethanoic acid
Q6. cannizzaro does not show reactions?
- (A) formaldehyde
- (B) acetaldehyde
- (C) benzaldehyde
- (D) none
Show Answer
(B) acetaldehyde
Q7. The carbon atom in the carbonly group is
- (A) sp
- (B) sp2
- (C) sp3
- (D) dsp2
Show Answer
(B) sp2
Q8. the active radical of ketone is
- (A) >C=O
- (B) -CHO
- (C) -COOH
- (D) -OH
Show Answer
(A) >C=O
Q9. HCOOH IS A
- (A) single phosphoric acid
- (B) bismic acid
- (C) triacetic acid
- (D) mineral acid
Show Answer
(A) single phosphoric acid
Q10. aldehydes which do not contain alpha-hydrogen participate in
- (A) cannizzaro reactions
- (B) aldol condensation
- (C) parkin reactions
- (D) none
Show Answer
(A) cannizzaro reactions
aldehydes ketones and carboxylic acids mcq Pdf
Q11. the reagent which reacts with both aldehyde and ketone is
- (A) tollens reagent
- (B) fehling's solution
- (C) schiff reagent
- (D) grignard reagent
Show Answer
(D) grignard reagent
Q12. By heating a mixture of calcium acetate and calcium formate
- (A) methanol
- (B) ethanol
- (C) acetic acid
- (D) ethanal
Show Answer
(D) ethanal
Q13. who among the following can differentiate between aldehyde and ketone?
- (A) fehling's solution
- (B) caustic soda
- (C) grignard reagent
- (D) none
Show Answer
(A) fehling's solution
Q14. formaldehyde on heating with NaOH solution gives
- (A) formic acid
- (B) acetone
- (C) methyl alcohol
- (D) none
Show Answer
(C) methyl alcohol
Q15. 40% aqueous solution of formaldehyde is called
- (A) formalin
- (B) smelting
- (C) acetone
- (D) none
Show Answer
(A) formalin
aldehydes ketones and carboxylic acids important questions In English
Q16. The distinction between aldehyde and ketone can be done by which of the following?
- (A) concentrate H2SO4
- (B) hydrogen
- (C) schiff reagent
- (D) nitrous acid
Show Answer
(C) schiff reagent
Q17. acetaldehyde is formed on reaction of chlorine with
- (A) acetyl chloride
- (B) chloral
- (C) both
- (D) none
Show Answer
(B) chloral
Q18. on reaction of acetone with ammonia it is formed?
- (A) diacetone amine
- (B) acetone amine
- (C) amine
- (D) none
Show Answer
(A) diacetone amine
Q19. The name of acetone in IUPAC System is
- (A) methanol
- (B) ethanal
- (C) propanone
- (D) none
Show Answer
(C) propanone
Q20. The reactve radical of carboxylic acids is
- (A) -CHO
- (B) -CO
- (C) -COOH
- (D) -OH
Show Answer
(C) -COOH
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Class 12 Chemistry Objective Question In English
Class 12 Chemistry Chapter 12 MCQ In English
| Pattern Based | Bihar Board, Patna |
| Class | 12th or Inter |
| Article Name | Class 12 Chemistry Chapter 12 MCQ In English |
| Category | Class 12 Chemistry Chapter Wise Objective Question |
| Chapter Name | Aldehydes, Ketones And Carboxylic Acids |
| Subject | Class 12 Chemistry |
| Class 12th English Summary | BSEB Class 12th English Summary |
| Class 10th Science All Chapter Objective Question | Class 10th Science All Chapter Objective Question |
| Type Of Question | Objective Question || 01 Marks |
| Script | Hindi And English Medium |
| Published On | Bihari Academy |
