Question

When potassium cynate is
heated it gives
a.Methamide
b.Ethananide c. Ethanamine
d.urea
​

Answer 1

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$\sf Ethanamine$

Answer 2

Explanation:

Reacting hydrazinoacetic acid with potassium cyanate gives the semicarbazidoacetic acid (33.3. 3), which upon heating cyclizes into 1-aminoidantoin (33.3. 4).