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Standard XII
Chemistry
Question
What is the natural source of
N
a
2
C
O
3
?
Nitre
Chile salt peter
Dolomite
Trona
A
Nitre
B
Chile salt peter
C
Dolomite
D
Trona
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Solution
Verified by Toppr
Sodium carbonate is the chemical name for washing soda or soda ash. The major source of soda ash is trona ore.
Trona
(trisodium hydrogendicarbonate dihydrate also sodium sesquicarbonate dihydrate);
N
a
3
(
C
O
3
)
(
H
C
O
3
)
.
2
H
2
O
is a natural source of
N
a
2
C
O
3
.
Chile saltpeter:
N
a
N
O
3
Dolomite:
C
a
M
g
(
C
O
3
)
2
Nitre:
K
N
O
3
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