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What mass of hydrogen and oxygen wi...

What mass of hydrogen and oxygen will be produced on complete electrolysis of 18 g of water

A

2 g hydrogen and 32 g oxygen

B

2 g hydrogen and 16 h oxygen

C

4 g hydrogen and 32 g oxygen

D

4 g hydrogen and 14 ocygen

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The correct Answer is:
B
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SURA PUBLICATION-ATOMS AND MOLECULES-ADDITIONAL QUESTIONS & ANSWER ( CHOOSE THE CORRECT ANSWER ):
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  7. The number of molecules in 16.0 g of oxygen is :

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  8. The mass of sodium in 11.7 g of sodium chloride is :

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  11. One gram of which of the following contains largest number of ...

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  13. A group of atoms chemically bonded together is a (an ) :

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  14. The mass of one C atom is :

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  15. Adding electrons to an atom will result in a (an ) :

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  16. The molecule formula P(2) O(5) means that :

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  17. The weight of a molecule of the compound C(60 ) H(122) is :

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  19. The volume occupied by 4.4 g of CO(2) at STP is :

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