Q.

The chemical formula of Permutit is

A. sioal2o3na2o
B. sio2al2o3na2o
C. sio2al2o3nao
D. sio3al2o3na2o
Answer» B. sio2al2o3na2o
Explanation: the chemical formula of permutit is sio2al2o3na2o. the increase in the value of sio2 increases its resistance to aggressive attacks.
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