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Question
Chemistry
Which of the following has highest pH?
Q. Which of the following has highest
p
H
?
3016
260
Manipal
Manipal 2006
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A
4
M
K
O
H
46%
B
4
M
N
a
O
H
23%
C
4
M
N
H
4
O
H
8%
D
4
M
C
a
(
O
H
)
2
23%
Solution:
p
H
of a solution
∝
[
O
H
−
]
4
M
C
a
(
O
H
)
2
solution will give highest concentration of
[
O
H
−
]
. Hence, highest
p
H
.