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Peroxide ion is present in :...

Peroxide ion is present in :

A

MgO

B

CaO

C

`Li_(2)O`

D

`BaO_(2)`

Text Solution

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The correct Answer is:
D
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  2. A mixture of lime paste is sand, water and

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  3. Peroxide ion is present in :

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  4. Which gas is evolved by the treatment of magnesium with very dilute so...

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  7. Which of the following is the strongest base

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  8. Mg burns in CO to produce

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  9. Which of the following is formed when calcium combines with oxygen

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  10. Slow acting nitrogenous fertilizer among the following is

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  11. In the presence of cobalt chloride (CoCl2), bleaching powder decompose...

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  12. Bone ash contains

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  15. Phosphine, acetylene and ammonia can be formed by treating water with

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  16. H(2)SO(4) is added to 20% cold aqueous solution of "BaO"(2). The produ...

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  17. The fluorspar is

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  18. deep pink colour is given to flame by the salts of

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  19. Assertion: Magnesium continue to burn in nitric oxide. Reason : Duri...

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  20. Assertion: Anhydrous BaO(2)is used for preparing H(2)O(2). Reason : ...

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