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Write the structure of the main products...

Write the structure of the main products when ethanal `(CH_(3)CHO)` reacts with the following regents :
(i) `HCN` , (ii) `NH_(2)-NH_(2)//H^(+)` , (iii) `LiAlH_(4)`

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(i) `CH_(3)CH(OH)CN` , (ii) `CH_(3)CH = N.NH_(2)` , (iii) `CH_(3)CH_(2)OH`
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DINESH PUBLICATION-ALDEHYDES AND KETONES -Properties of Carbon
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  10. Write the structure of the main products when ethanal (CH(3)CHO) react...

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