Single Choice

How many hydrogen atoms would you expect to find in a saturated hydrocarbon with 7 carbon atoms?

A7
B16
Correct Answer
C18
D14

Solution

There are 16 hydrogens atoms in the saturated hydrocarbons with 7 carbon atoms.
As this compound must be heptane, which is alkane, and alkanes have formula ; $$C_nH_{2n+2} = C_7H_{2\times 7 +2 =16} =C_7H_{16}$$


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