5-Ethyl-3,3,4-trimethylheptane has 3 secondary carbon. A primary carbon written as 1° is a carbon that has one carbon atom attached to it. A secondary carbon written as 2° is a carbon attached to two other carbons, while a tertiary carbon written as 3° is a carbon attached to three other carbons.
Answer:
Reactive and lose 1 electron
Explanation:
The answer is nuclear energy
Democritus was the first person to theorize the existence of atoms.