Two large molecules, $P$ and $Q$, each have the same linkage. $P$ is found in nature, whereas $Q$ is not. Which row could represent $P$ and $Q$?
Chemistry 5070 · O Level · Polymers
Two large molecules, $P$ and $Q$, each have the same linkage. $P$ is found in nature, whereas $Q$ is not. Which row could represent $P$ and $Q$?