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Select correct statement :...

Select correct statement :

A

Oxides `(M_2 O)` and peroxides `(M_2 O_2)` of alkali metals are diamagnetic and colourless.

B

Superoxides `(MO_2)` of alkali metals are paramagnetic.

C

Li and Na do not form superoxides.

D

All are incorrect.

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MOTION-S-BLOCK-EXERCISE - 2 (Level - II) Multiple Correct | JEE Advanced
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  3. The correct statement is/are-

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  4. KO(2) finds use in oxygen cylinders used for space and submarines. The...

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  5. The compound (s) which have -O-O- bonds (s) is//are

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  6. Highly pure dilute solution of sodium in ammonia

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  7. Which of the following compounds are paramagnetic in nature ?

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  8. Which of the following substance (s) is/are used in laboratory for dry...

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  9. Na(2)SO(4) is water soluble but BaSO(4) is insoluble because :

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  10. Which of the following statement are false ?

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  11. Which of the following are ionic carbides ?

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  12. Which of the following statements is/are true for all the alkali metal...

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  13. Based on lattice energy and other considerations, which one of the fol...

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  14. Select correct statement :

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  15. Which of the following slat does not form any percipitate with excess ...

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  16. The correct order of stability of hydrides of alkali metals is

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  17. The correct order of mobility of alkali metal ions in aqueous solution...

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  18. Which of the following carbides give allylene on hydrolysis ?

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  19. Magnesium is an important component of which biomolecule occuring exte...

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  20. A solid compound 'X' on heating gives CO(2) gas and a residue. The res...

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