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Byju's Answer
Standard XII
Chemistry
Percentage Composition
According to ...
Question
According to percentage weight arrange the following in descending order in the earth crust ?
A
O
2
,
C
a
,
M
g
,
S
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B
O
2
,
S
,
M
g
,
C
a
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C
S
,
C
a
,
M
g
,
O
2
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D
C
a
,
O
2
,
M
g
,
S
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Solution
The correct option is
B
O
2
,
C
a
,
M
g
,
S
Oxygen is present in maximum concentration in earth's crust while
s
has less abundance,
So, abundance of availability of elements
O
2
>
C
a
>
M
g
>
S
.
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Similar questions
Q.
Reaction of
O
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is faster with
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or
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Q.
Reaction of
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Q.
Considering the elements
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Q.
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.
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