Alkoxy groups attached to benzene ring is ortho and para directi

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 Multiple Choice QuestionsShort Answer Type

141.

What is wood alcohol? Why is it so called?

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142.

How is methanol (or wood spirit) obtained from carbon monoxide?

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143. Write the main products obtained after the cleavage of methyl tert. butyl ether with HI.
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144.

How is t-butyl alcohol obtained from acetone?

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145.

Phenols do not undergo substitutions at the carbon oxygen bond. Why?

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146.

Of benzene and phenol which is more easily nitrated and why?

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147.

Which bond of alcohol is cleaved during its reaction with (a) carboxylic acid (b) HCl.

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148. C—O bond is much shorter in phenol than in ethanol. Why?
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149.

Why are ethers very little reactive chemically?

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150.

Alkoxy groups attached to benzene ring is ortho and para directing, Justify.


The alkoxy group (-OR) is ortho, para directing  and activates the aromatic ring towards  electrophillic  substitution.



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