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Which one betwe,n water and pyrene (C Cl...

Which one betwe,n water and pyrene `(C Cl_4)`, can be used to extinguish fire caused by metalhc sodmm1

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Pyrene `(C Cl_4)`can be used.
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CHHAYA PUBLICATION-s-BLOCK ELEMENTS -QUESTION-ANSWER ZONE FOR BOARD EXAMINATION (VERY SHORT ANSWER TYPE)
  1. Name the first one-toed horse.

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  2. Which one betwe,n water and pyrene (C Cl4), can be used to extinguish ...

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  3. Which among the alkali metal ions has the lowest mobility in aqueous s...

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  4. Which of the alkali metal cations has the highest polarising power ?

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  5. Density of alkali metals are very low - why ?

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  6. Which out of LiF of LiI is more covalent in naturn.

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  7. What alkali metal carbonate easily liberates CO2 on heating ?

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  8. Which alkali metal chloride imparts violet colour to the bunsen burner...

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  9. Which alkali metal hydride is used as source of hydrogen for filling...

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  10. Name the products formed in the following reaction. Explain LiI + KF t...

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  11. What is water glass ?

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  12. Which alkali metal combines with nitrogen to form the corresponding ni...

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  13. The raw materials used in the manufacture of Na2CO3 by Solvay process ...

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  14. Which out of Na2CO3 solution & NaHCO3 solution, changes the colour of ...

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  15. What is the main ingredient of baking powder?

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  16. Which compound is used to treat the flue gases from coal and oil-fired...

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  17. What are the ingredients of fusion mixture which is used in dry tests ...

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  18. Which is the most abundant alkaline earth metal in the earth's crust?

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  19. Which alkaline earth metal is radioactive in nature?

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  20. Name the metal of group-2 which is used to prepare Grignard reagent.

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