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Which of the following can not evolve mo...

Which of the following can not evolve more than one gas (vapour) if heated in dry test tube.

A

`naNO_(3)(s)`

B

`MgCO_(3)(s)`

C

`FeSO_(4)(s)`

D

`(NH_(4))_(2)Cr_(2)O_(7)(s)`

Text Solution

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The correct Answer is:
B
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RESONANCE-QUALITATIVE ANALYSIS (ANION)-Exercise-1
  1. How will you distinguish between sulphite and sulphate ions ?

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  2. When a metal sulphate is heated in dry test tube, the colour changes f...

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  3. Which of the following can not evolve more than one gas (vapour) if he...

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  4. On heating, a white amorphous inorganic compound becomes yellow and on...

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  5. Which of the following metal carbonates liberate. CO(2)(g) on heating ...

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  6. In which of the following reactions a brown coloured gas is evolved ?

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  7. Why is concentrated HCl used to dissovle the given metal salt in the f...

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  8. The hottest part of the flame of a Bunsen burner is the

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  9. Metal (M) shows crimson red colour in flame test and its halide is del...

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  10. In Borax bead test, metal oxides react with B(2)O(3) and form a colour...

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  11. Which does not give borax bead test?

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  12. In the Borax bead test of Co^(2+), the blue colour of bead is due to t...

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  13. A salt gives white residue in charcoal cavity test but in cobalt nitra...

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  14. Which of the following anions are identified by dil. HCl :

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  15. Two inorganic compounds A and B were heated in a dry test tube. A evol...

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  16. If addition of conc. H(2)SO(4) is made to an unknown salt, a colourles...

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  17. A gas turns lime water milky and acidified K(2)Cr(2)O(7) solution gree...

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  18. A gas has smell like rotten egg and turns lead acetate paper black. Th...

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  19. Anion (X^(2-)) is :

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  20. The acidic solution of a salt produced a deep blue colour with starch ...

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