2 answers:
Answer:
Hello There!!
Explanation:
1.C nH 2n
2.Family
3.carbonyl group
4.Catalyst
5.Nickel
hope this helps,have a great day!!
~Pinky~
Answer:

1. C nH 2n.
2. family .
3. carbonyl group.
4. catalyst.
5. Nickel.
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