Key in the hydrogen count

Exercise and reference answers

Questions

1. Answer

   12

   Question

   Using CnH2n+2, how many hydrogen atoms are in the alkane with 5 carbons?

2. Answer

   8

   Question

   Using CnH2n, how many hydrogen atoms are in the alkene with 4 carbons?

3. Answer

   22

   Question

   Using CnH2n+2, how many hydrogen atoms are in the alkane with 10 carbons?

4. Answer

   3

   Question

   How many carbon atoms does an alkane with 8 hydrogen atoms have?

Instructions

Use the general formula and key in the number of hydrogen atoms.

Explanation