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(1) NH 4^(o+) overset (KOH) underset(K...

(1) ` NH_ 4^(o+) overset (KOH) underset(K_2HgI_4)to `Blue ppt
(2) `Ni^( 2+ ) overset( dmg ) underset( OH^-) to ` Rosy red ppt
(3) ` FeCl _ (3(aq)) overset (NH_4OH) to ` green ppt
(4) `CuSO_(4 (aq)) overset("excess")underset(NH_4OH) to `Blue
Correct reaction are :

A

1,2

B

2,4

C

2, 3, 4

D

1, 3, 4

Text Solution

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The correct Answer is:
B
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ALLEN-AIIMS 2019-CHEMISTRY
  1. Which of the following statements is true about compounds A-C below?

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  2. Label each stereogenic center in the following compound as R or S.

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  3. What is the correct IUPAC name of the compound?

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  4. Which of the following compounds is expected to be optically active ?

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  5. What is the stereo chemical relationship between the given compounds ?

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  6. All the isomers with molecular formula C6H(12) that contain a cyclobut...

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  7. The relationship among the following pairs of isomers is : I. A...

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  8. The structural formula of sativene is shown below. How many stereogeni...

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  9. Which of the following is true regarding the following conformations o...

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  10. Number of Acyclic bromoalkene from the molecular formula C4H7Br (Struc...

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  11. Total number of stereoisomers of the given molecule?

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  12. (1) NH 4^(o+) overset (KOH) underset(K2HgI4)to Blue ppt (2) Ni^(...

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  13. Which complex act as R.A.

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  14. For the reaction : 2A + B to A2B , the rate = K[A][B]^2 with K = 2...

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  15. Half life (t1) of the first order reaction and half life (t2) of the 2...

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  16. Calculate the log(10) of the ratio of the catalysed and uncatalysed ra...

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  17. The concentrations of the reactant A in the reaction A toB at differen...

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  18. For an exothermic chemical process occurring in two as (i) A + B rar...

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  19. A substance undergoes first order decomposition. The decomposition fol...

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  20. The activation energy of exothermic reaction A rarr B" is 80 kJ mol"^(...

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