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Question
Chemistry
Thomas slag is:
Q. Thomas slag is:
1975
178
Jharkhand CECE
Jharkhand CECE 2004
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A
C
a
3
(
P
O
4
)
2
.2
H
2
O
B
C
a
3
(
P
O
4
)
2
.
C
a
S
i
O
3
C
M
g
S
i
O
3
D
C
a
S
i
O
3
Solution:
Thomas slag is also called as phosphatic slag. It is a mixture of calcium phosphate and calcium silicate. It is used as manure. Chemically it is
C
a
3
(
P
O
4
)
2
.
C
a
S
i
O
3
.