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Why is sodium kept under kerosene ?...

Why is sodium kept under kerosene ?

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Why is sodium metal kept under kerosene oil ?

Why is sodium stored in kerosine ?

(a). Why is sodium kept immersed in kerosene oil? (b). Why is white phosphorus kept immersed under water? (c). Can we keep sodium immersed under water? Why?

Why is sodium kept immersed in kerosene oil?

Sodium metal is kept under kerosene. Explain .

BHARATI BHAWAN (ENGLISH)-METALS AND NONMETALS -Very short answer Questions
  1. Sodium hydroxide should not be stored in aluminium containers. Why ?

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  2. Explain why zinc metal can displace copper from copper sulphate soluti...

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  3. Why is sodium kept under kerosene ?

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  4. Explain why sodium is not found in the native state.

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  5. State any three chemical characteristics of a nonmetal

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  6. How are metals refined by electrolytic process ?

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  7. Name three nonmetallic oxides which are acidic . What happens when the...

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  8. State any four uses of aluminium.

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  9. From among the following , choose metals and nonmetals. State one of t...

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  10. What happens when NH(4)OH is added to an aqueous solution of aluminium...

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  11. What is rust ? How is it formed ?

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  12. What do you mean by corrosion of metals ?

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  13. Explain why iron sheets are coated with zinc.

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  14. Mention any one method by which corrosion of metals can be prevented.

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  15. What is an alloy ? Write the composition of brass or bronze.

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  16. What is stainless steel? Mention two of its properties.

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  17. Give the equation(s) to show what happens when NH(4)OH is gradually ad...

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  18. what is vulcanization of rubber ?

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  19. Mention a reaction showing the reducing property of SO2 .

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  20. Why is hydrogen, a nonmetal, is included in the activity series of met...

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