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JEEMAIN and NEET
>>
Chemistry
>>
s-Block Elements
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Q)
Magnesium is present in
(
a
)
A
s
c
o
r
b
i
c
a
c
i
d
(
b
)
V
i
t
a
m
i
n
B
12
(
c
)
C
h
l
o
r
o
p
h
l
l
(
d
)
H
a
e
m
o
g
l
o
b
i
n
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