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C(2)H(2)overset("Red hot tube")toAoverse...

`C_(2)H_(2)overset("Red hot tube")toAoverset("fuming "H_(2)SO_(4))toB` then 'B' is

A

Benzene

B

Toluene

C

Chloro benzene

D

Benzene sulphonic acid

Text Solution

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The correct Answer is:
D
`C_(2)H_(2)underset(500^(@)C)overset(Cu)toC_(6)H_(6)underset("fuming")overset(H_(2)SO_(4))toC_(6)H_(5)SO_(3)H`
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NARAYNA-BENZENE-Level-3
  1. Which of the following structure will not have 4pi electrons

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  2. CaC(2)overset(H(2)O)toAoverset("Red tube hot")toBunderset(CH(3)Cl)over...

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  3. C(2)H(2)overset("Red hot tube")toAoverset("fuming "H(2)SO(4))toB then ...

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  4. Aoverset("soda lime")toC(6)H(6)overset(Cl(2),hv)toB, In this reaction ...

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  5. A & B respectively are

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  6. The descending order of reactivity of C(2)H(6),C(2)H(4),C(2)H(2) and C...

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  7. A new carbon-carbon bond is formed in

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  8. Xunderset("Boil")overset(Dil.H(2)SO(4))toYunderset(Delta)overset(Zndus...

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  9. In which of the following reaction, aromatic character is retained?

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  10. Number of sigmasp^(2)-sp^(2) bonds present in a molecule of X in the p...

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  11. What is 'X' in the following reaction?

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  12. Fluorobenzene (C(6)H(5)F) can be synthesized in the laboratory .

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  13. The electrophile in Acetylation of Benzene is

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  14. Four structures are given in option (1) to (4). Examine them and selec...

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  15. Which of the following is the correct IUPAC name of the compound

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  16. Three mole of glyoxal are obtained by the ozonolysis, followed by hydr...

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  17. the product B is

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  18. Among the following, the compound that can be most readily sulphonated...

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  19. Arrange the following set of compounds in the order of their decreasin...

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  20. The correct relation among the following is

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