In the alkane `H_3C-CH_(2)-C(CH_(3))_2-CH_(2)-CH(CH_(3))_2`, identify `1^(@),2^(@),3^(@),` carbon atoms and give the number of H atoms bonded to each one of these.

Explanation

The expanded formula of the given compound is `Hoverset(1^@)-undersetundersetH|oversetoversetH|Coverset(2^@)-undersetundersetH|oversetoversetH|Coverset(4^@)-undersetundersetunderset(1^@)(CH_3)|oversetoversetoverset(1^@)(CH_3)|Coverset(2^@)-undersetundersetH|oversetoversetH|Coverset(3^@)-undersetundersetunderset(1^@)(CH_3)|oversetoversetoverset(1^@)(CH_3)|C-H` 15 H attached to five `1^@` carbon
4 H attached to two `2^@` carbons
1 H attached to one `3^@` carbon