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in the following set of substance , ...

in the following set of substance , one item does not belong to the set .Select this and explain why it does not belong to the set :
Hydrogen ,oxygen ,steam ,chorine

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The correct Answer is:
Steam does not belong to the set . This is because all other arae elements whereas steam is a compound
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LAKHMIR SINGH & MANJIT KAUR-IS MATTER AROUND US PURE -Exercise
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  2. which of the following does not a fixed melting point/ boiling p...

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  3. in the following set of substance , one item does not belong ...

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  4. Iron powder and sulphur powder were mixed together were mixed ...

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  5. there are three substance X,Y and Z , the substance X, does no...

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  6. there is a large group of materials P which all the divided i...

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  7. A,B and C are all liquid ,Liquid A has a comparatively low boiling ...

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  8. out of a colloid , solution and a suspension : (a) which one...

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  9. what is the name of the clear liquid formed when a solid dissolv...

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  10. which of the two will scatter light : soap solution or sugar sol...

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  11. state whether colloidal solutions are homogeneous or heterogeneous ...

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  12. what is the most common way of expressing the concentration of a...

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  13. how much water should be added to 15 grams of salt to obtain 15...

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  14. How much water should be mixed with 12 mL of alcohol so as to ...

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  15. A 5 per cent sugar solution means that : (a) 5 g of sugar is ...

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  16. A 15 % alcohol solution means : (a) 15 mL alcohol and 85 mL ...

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  17. calculate the concentration of a solution which contains 2.5 g...

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  18. what is the concentration of a solution which contains 16 g o...

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  19. A solution contains 5.6 mL of alcohol mixed with 75 mL of water...

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  20. if 25 mL of acetone is present in 150 mL of its aqueous soluti...

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