Easy Science Class 9 Level 1

What is the chemical formula of water?

जल का रासायनिक सूत्र क्या है?

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Correct Answer

B. H2O

Explanation

Step 1: Identify the concept: this is about a common compound formula. Step 2: Water has two hydrogen atoms and one oxygen atom so its formula is H2O. Step 3: Remember H2O as 2 hydrogen plus 1 oxygen.

Step 1: concept पहचानें: यह common compound formula से जुड़ा है। Step 2: Water में hydrogen के दो atoms और oxygen का एक atom होता है इसलिए formula H2O है। Step 3: H2O को 2 hydrogen plus 1 oxygen से याद रखें।

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