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Formalin is an aqueous solution of :...

Formalin is an aqueous solution of :

A

methyl formate

B

formic acid

C

formyl chloride

D

formaldehyde.

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The correct Answer is:
D
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MODERN PUBLICATION-ALDEHYDES , KETONES AND CARBOXYLIC ACIDS-Multiple Choice Questions ( Level - II )
  1. Which of the following most reactive towards HCN ?

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  2. Formalin is an aqueous solution of :

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  3. Which compound is oxidised to prepare methyl ethyl ketone?

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  4. Which of the following reagents cannot be used to distinguish between ...

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  5. The Cannizzaro 's reaction is not given by :

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  6. Formaldehyde reacts with ammonia to give

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  7. When two molecules of acetaldehyde condense in the presence of a dilut...

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  8. An alkene with molecular formula C(7)H(14) on reductive ozonolysis fol...

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  9. Which of the following will not give haloform reaction ?

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  10. In the reaction , CH(3)-underset(CH(3))underset(|)(C)=Ounderset(-H(2)O...

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  11. A compound X gives cyanohydrin with HCN and the cyanohydrin on hydroly...

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  12. Aldehydes give silver mirror test with ammoniacal silver nitrate solut...

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  13. Paraldehyde is a :

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  14. Benzaldehyde reacts with aniline to give :

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  15. Methyl alcohol and air when passed through a heated tube containing a ...

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  16. Acetone on reduction with Zn(Hg) , HCl gives :

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  17. In the reaction , 2CH(3)CHOoverset(dil . NaOH)toXunderset("Heat")overs...

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  18. The reaction , C(6)H(5)CHO+CH(3)CHOunderset("Heat")overset(dil . NaOH)...

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  19. The reaction , C(6)H(5)CHO+(CH(3)CO)(2)Ounderset(180^(@)C)overset(CH(3...

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  20. Which of the following gives a pink colouration with Schiff s reagent ...

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