Chapter 7: Environmental Chemistry II Water Chemistry Mcqs for High School - Grade 10


Q.  Temporary hardness of water is caused due to the presence of dissolved

a. calcium hydrogen carbonates only
b. magnesium hydrogen carbonates only
c. Sulphates and chlorides of calcium or magnesium
d. calcium hydrogen carbonates and magnesium hydrogen carbonates



 
 

    Discussion

Post your comment / Share knowledge