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Colourless salt (X) overset(Delta) to (Y...

Colourless salt `(X) overset(Delta) to (Y) overset(Cu^(2+),Delta) to ` coloured bead (Z). (X) can be

A

borax

B

micro cosamic salt

C

both (a) and (b)

D

none

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Verified by Experts

The correct Answer is:
c
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CENGAGE CHEMISTRY ENGLISH-QUALITATIVE INORGANIC SALT ANALYSIS-Ex 8.2
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  2. Ferric alum gives deep red colour with NH(4)SCN due to the formation o...

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  3. Colourless salt (X) overset(Delta) to (Y) overset(Cu^(2+),Delta) to c...

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  4. KCI + "conc" H(2)SO(4) + K(2)Cr(2)O(7) overset(Delta) to (X) overset(N...

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  5. Aqueous solution of BaBr(2) , gives yellow ppt with

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  6. underset("Orange")(Cr(2)O(7)^(2-)) underset underset(pH=y)(larr)overse...

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  7. H(2)S would separate the following in pH lt 7

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  8. Solution of (X) in dil HCl + H(2)O rarr white turbidily (X) overset(H...

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  9. K(2)Cr(2)O(7) + "conc" H(2)SO(4)+ H(2)O(2) ether rarr blue precipita...

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  10. There is foul small in presence of moisture with

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  11. AgNO(3)given white ppt with hypo changing to black after some time ...

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  12. SO(2) and CO(2) both turn lime water (A) milky coloured ,SO(2) also t...

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  13. Aluminium sulphate (X) is slightly insoluble in water it is convert...

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  14. CoCI(2) gives blue colour with NH(4)SCN due to formation of

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  15. HgCI(2)+ "excess of" KI rarr (A) underset(NH(3)) to (B) ,(A) and (B) ...

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  16. NH(4)SCN can be used to test ion or more out of Fe^(3+) ,Co^(2+),Cu...

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  17. K(4)[Fe(CN)(6)] can be used to detect one or more out of Fe^(2+)...

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  18. Aqueous solution of borax reacts with two moles of acid. This is becau...

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  19. Ag(2)S is soluble in NaCN due to formation of

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  20. A compound give violet flame rest and gives a white ppt with AgNO(3...

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