CBSE Class 10 Science 2023 Outside Delhi Set 2

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Question : 1
Total: 12
To balance the following chemical equation the value of x and y should respectively be:
2NaOH+xAl2O3yNaAlO2+H2O
Solution:  
The balance chemical equation is:
Al2O3+2NaOH2NaAlO2+H2O
Thus the value of x and y will be 1 and 2 respectively.
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