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Alkenes decolourise bromine water by und...

Alkenes decolourise bromine water by undergoing addition reactions.

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An organic compound A with molecular formula C_8H_8O gives positive DNP and iodoform tests. It does not reduce Tollen’s or Fehling’s reagent and does not decolourise bromine water also. On oxidation with chromic acid (H_2CrO_4) , it gives a carboxy acid (B) with molecular formula C_7H_6O_2 . Deduce the structure of A and B.

Which of the following amines undergo acylation reaction ?

Carbonyl compounds undergo electrophilic additon reactions

Which of the following hydrocarbons undergo addition reaction : C_2 H_6 , C_3 H_8 , C_3 H_6, C_2 H_2 and CH_4.

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MODERN PUBLICATION-CARBON AND ITS COMPOUNDS-EXERCISE
  1. The general formula of alkenes is CnH(2n-2).

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  2. Detergents can be used even in hard water.

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  3. Alkenes decolourise bromine water by undergoing addition reactions.

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  4. The reactions of ethanoic acid with ethanol in the presence of conc. H...

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  5. The first number of carboxylic acid series is ethanoic acid.

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  6. Methanol is safe to be used for drinking purposes.

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  7. The functional groups of alcohols and aldehydes respectively -OH and -...

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  8. The formula of propanone is CH3COCH3

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  9. The formula of methanol is CH3COCH3.

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  10. Rectified spirit is the purest form of ethanol.

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  11. The polar heat of soaps is insoluble in oil or grease.

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  12. Fill ups Alkenes and alkynes are………….hydrocarbons.

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  13. Fill ups The formula of ethanoic acid is…………… .

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  14. Fill ups The molecular formula of cyclobutane is……………….. .

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  15. Fill ups The important aromatic compound is……………… .

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  16. Fill ups 100% acetic acid is also called……………… .

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  17. Fill ups Non-biodegradable detergents have……………hydrocarbon chains.

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  18. Fill ups The number of structural isomers of C5H12 are ……………. .

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  19. Fill ups IUPAC name of acetylene is……………. .

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  20. Fill ups Out of diamond and graphite,…………….is a good conductor.

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