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Two organic compounds A and B, both cont...

Two organic compounds A and B, both containing only .C and H yield on analysis, the same percentage composition by mass C=92-3% and H = 77%. A decolourises bromine water and B does not. Identify A and B 

A

`A = C_(2)H_(2), B = C_(6)H_(6 )`

B

` A = C_(6)H_(6), B = C_(2)H_(2)`

C

`A = C_(2)H_(4), B = C_(2)H_(6)`

D

` A = C_(2)H_(2), B = C_(3)H_(8).`

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