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Which of the following does not liberate...

Which of the following does not liberate `O_(2)` in Bunsen burner ?

A

`MgO`

B

`NaNO_(3)`

C

`Pb_(3)O_(4)`

D

`KClO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
A
Magnesium oxide (MgO) on heating does not produce `O_(2)`
`2NaNO_(3)overset(Delta)rarr2NaNO_(2)+O_(2)`
`2Pb_(3)O_(4)overset(Delta)rarr6PbO + O_(2)`
`2KClO_(3)overset(Delta)rarr2KCl+3O_(2)`
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DINESH PUBLICATION-THE ALKALI METALS-RQ
  1. Alkali metals impart colour to Bunsen flame due to

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  2. Sodium metal cannot be stored under

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  3. Which of the following does not liberate O(2) in Bunsen burner ?

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  4. When NaCl is dissolved in water the sodium ion becomes

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  5. Among alkali metal salts, the lithium salts are the poore conductors o...

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  6. Which one of the following properties of alkali metals increases in ma...

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  7. Which one of the following atoms will have the smallest size ?

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  8. The formula of nitre is

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  9. The process associated with sodium carbonate manufacture is known as

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  10. Baking powder has one of the following constituents

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  11. Which of the following alkali metal hydroxides is the strongest base ?

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  12. Compared with the alkaline earth metals, the alkali metals exhibit

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  13. Which of the following oxides is formed when potassium metal is burnt ...

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  14. Which of the following compounds has the lowest anion to cation size r...

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  15. Which of the following has the highest solubility product ?

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  16. The gas evolved on heating Na(2)CO(3) is

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  17. Which is manufactured by electrolysis of fused NaCl ?

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  18. Strongest bond is between

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  19. The properties of lithium are similar to those of Mg. This is because

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  20. Washing soda has formula

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