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The peramagnetic species is...

The peramagnetic species is

A

`KO_(2)`

B

`SiO_(2)`

C

`TiO_(2)`

D

`BaO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
`KO_(2)` is paramagnetic, due to the persence of unparired electron in superoxide ion, `O_(2)^(Θ)` in `KO_(2)`
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CENGAGE CHEMISTRY ENGLISH-S-BLOCK GROUP 1 - ALKALI METALS-Exercises Single Correct
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  2. The stability of the following alkali metal chlorides follows the orde...

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  3. The peramagnetic species is

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  4. On dissolving moderate amount of sodium metal in liquid ammonia at low...

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

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  6. A fire extinguisher contains H(2)SO(4) and

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  7. Which of the following compound is used in gun powder ?

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  8. Which of the following compounds is/are not soluble in water?

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  9. When a standard solution of NaOH is left in air for a few hours:

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  10. In the following sequence of recation, identify the compounds (A), (B)...

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  11. ZnCI(2)+NaHCO(3)overset("Heat")rarr (A)overset("Heat")rarr (B)+(C )+H(...

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  12. The carbonate that will not decompose on heating is

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  13. Which one of the following electrolysis is used in Down's process of e...

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  14. What is the reaction occuring at the anode in Down's process for the e...

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  15. shine at freshly cut sodium is because of

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  16. The solubility of alkali metal hydroxides follows the order:

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  17. The magnetic moment of KO(2) at room temperature is ---------- BM.

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  18. sodium peroxide which is a yellow solid, when exposed to air becomes...

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  19. among the alkali metals caesium is the most reactive because

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  20. Sodium hydride (NaH) when dissolved in water, produces

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