Recognising Skeletal Structures
Chemistry
Level
1
How many hydrogen atoms and carbon atoms does this molecule have?
2 Carbon atoms + 6 Hydrogen atoms
7 Carbon atoms + 16 Hydrogen atoms
3 Carbon atoms + 13 Hydrogen atoms
8 Carbon atoms + 18 Hydrogen atoms
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1 solution
An Alkane is represented as : C(n)H(2n+2) . Counting the number of carbons in the above chain gives us n=7 . And hence 7 Carbon and 16 Hydrogen atoms.