Which of the following monomers on polymerisation gives polyorymethylene also known as polyacetal and which does not exist in isotactic, syndiotactic and a tactic form????? Options: (a)methoxyethene (b)formaldehyde (c)ethoxyethene (d)propene...... And pls let me know why?? I found this question in the work book provided by byjus...

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Solution

Formaldehyde

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Compound (X) (C, H, O) gives a red precipitate with cupric ions in basic medium. This compound on keeping in excess of acetic acid with some catalyst forms a polyacetal (Y). (Y) does not respond to

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The compound (Y) does not give a positive test with

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, because:

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