Question

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Answer 1

Answer:

Two carbons - Eth

functional group - Aldehyde , suffix - al

Name of the compound - Ethanal

Hope this may help you

Answer 2

THIS IS A ALKENE GROUP COMPOUND

AND THIS IS ALSO ALDEHYDE GROUP MEMBER

SO,

2 CARBON MEANS (ETH)

DOUBLE BOND MEANS (ALKENE)

EQUAL TO (ETHENE)