Which type of UV light is the highest energy?
UVA
UVB
UVC
Which of the following represents a hydrogen free radical?
\[H_{2}\]
\[H\bullet\]
\[H^{-}\]
What of these is not a step in a free radical chain reaction?
Radicalisation
Propagation
Initiation
Which of the following represents a propagation step in a free radical chain reaction?
\[HO\bullet + H\bullet \rightarrow H_{2}O\]
\[Br_{2} \rightarrow Br\bullet + Br\bullet \]
\(H_{3}C\)\(H+Br\bullet\rightarrow H_{3}C\)- \(Br+H\bullet\)
What type of compound is added to products to prevent free radical chain reactions from occurring?
Sunblock
Free radical scavenger
Terpenes