Aldehydes are usually more reactive<span> toward nucleophilic substitutions </span>than<span> ketones because of both steric and electronic effects. In aldehydes, the relatively small hydrogen atom is attached to one side of the carbonyl group, while a larger R group is affixed to the other side.</span>
It's 18 (the same as the number of protons:)
Answer:
O A. A metal higher on the activity series list will replace one that is
lower.
A.electrons are shared between two different nuclei
