Answer:
I believe it is radium
Explanation:
1: 2-bromo-3-chloropentane
find longest carbon chain =5
place the Br and Cl on the carbon chain
follow naming rules I guess
A
14=pH + pOH
pOH= 14 - 2
pOH= 12
pOH= -log[OH]
[OH]= 10^-12
=1×10^-12