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High purity dihydrogen is obtained by el...

High purity dihydrogen is obtained by electrolysing

A

Electrolysis of pure water

B

Electrolysis of warm aqueous Barium hydroxide

C

Action of Zn on NaOH

D

Electrolysis of acidulated water

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VMC MODULES ENGLISH-13-14 HYDROGEN & S-BLOCK ELEMENT-Level 1
  1. The most abundant alkali metal in nature is :

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  2. In which of the following reactions, H(2)O(2) act as a reducing agent ...

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  3. High purity dihydrogen is obtained by electrolysing

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  4. The reaction related to coal gasification :

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  5. The correct statement regarding structure of ice :

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  6. On heating hydrated magnesium chloride in presence of SOCl(2) …….. Is ...

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  7. Which of the following represents correct order of decreasing or red...

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  8. Alkali metals are charactersied by :

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  9. Which of the following can be used as bleaching agent :

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  10. Calcium hydride on hydrolysis forms?

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  11. Alkali metals are strong reducing agents because

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  12. Which of the following properties of lithium does not show diagonal re...

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  13. An element having electronic configuration 1s^(2)2s^(2)2p^(6)3s^(2)3p^...

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  14. The products of electrolysis of concentrated common salt solution are

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  15. Elements in the first column of the periodic table are called alkali m...

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  16. Potassium when heated strongly in oxygen, if forms :

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  17. The reaction of sodium is highly exothermic with water. The rate of re...

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  18. RbO(2) is a

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  19. KOH is preferably used to absorb CO(2) gas because :

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  20. When washing soda is heated

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