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Introduction to Physical Science

Question 1 of 30

In the chemical formula H₂O, how many atoms are of each?

2 oxygen, 1 hydrogen
1 oxygen, 2 hydrogen
oxygen and hydrogen
none of these

Prize Money

15₹7 Crores

14₹1 Crore

13₹50,00,000

12₹25,00,000

11₹12,50,000

10₹6,40,000

9₹3,20,000

8₹1,60,000

7₹80,000

6₹40,000

5₹20,000

4₹10,000

3₹5,000

2₹2,000

1₹1,000