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Metal sulphate (A) overset(Heat) to "oxi...

Metal sulphate `(A) overset(Heat) to "oxide"(B)+gas(C)+gas(D)overset(Cr_(2)O_(7)^(2-)//H^(+))to`Green solution `underset(Excess)overset(Na_(2)O_(2))to underset("yellow solution")(E)`
Compound A, B, C, D are E are respectively:

A

`FeSO_(4),Fe_(2)O_(3),SO_(3),SO_(2),Na_(2)CrO_(4)`

B

`Al_(2)(So_(4))_(3),Al_(2)O_(3),SO_(3),SO_(2),Na_(2)CrO_(4)`

C

`CuSO_(4),CuO,SO_(3),SO_(2),NaCrO_(4)`

D

`ZnSO_(4),ZnO_(2),SO_(3),SO_(2),Na_(2)CrO_(4)`

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The correct Answer is:
A
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VK JAISWAL ENGLISH-TYPES OF REACTIONS-LEVEL 2
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  2. If salt Q undergoes redox reaction with H(2)S in acidic medium then wh...

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  3. Metal sulphate (A) overset(Heat) to "oxide"(B)+gas(C)+gas(D)overset(Cr...

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  4. Which of the following radical does not liberate gas with (Zn+dil. HCl...

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  5. Which of the following cation does not give precipitate with H(2)S in ...

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  7. Diamagnetic gas neutral towards water is:

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  8. Which of the following reagent can be used to separate AgCl and AgI?

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  9. Which gas is evolved when PbO(2) is treated with conc HNO(3) ?

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  10. In a closed container there is a mixture of SO(2),CO(2) and O(2) gas,...

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  11. Which salt is colourless?

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  15. Which of the following chloride does not react with PCl(5) on heating?

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  17. X(2)S(n)+water to X(OH)(n) darr+ underset((Gas))(Y uarr)overset(Pb(CH(...

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  18. X("satl")+AgNO(3)(aq.) to underset(("yellow ppt."))(Y darr) (soluble i...

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