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Which of the following is paramagnetic a...

Which of the following is paramagnetic as well as coloured ion ?

A

`Cu^(+)`

B

`Cu^(2+)`

C

`Sc^(3+)`

D

`Zn^(2+)`

Text Solution

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The correct Answer is:
B
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NCERT FINGERTIPS-PRACTICE PAPER -2-Practice Paper 2
  1. The method of zone refining of metals is based on the principle of

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  2. Strength of acideity is in order

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  3. Which of the following is paramagnetic as well as coloured ion ?

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  4. Antiseptic Chloroxylenol is

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  5. PVC is an example of

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  6. Order of esterification of alcohols is

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  7. Which of the following alkenes is the most reactive towards cationic p...

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  8. The reaction Aroverset(+)N(2)Cl^(-) overset(Cu//HCl)to ArCl +N(2) + ...

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  9. Latex is acolloidal solution of rubber particles which are

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  10. In a solid lattice the cation and anion both have left a lattive site....

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  11. Which of the following will not undergo aldol condensation ?

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  12. Calculate the ebullioscopic constant for water. The heat of vaporisati...

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  13. Which of the following represents the correct order of acidic strength...

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  14. Which of the following is a fat soluble vitamin ?

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  15. The reaction , RCl + NaI overset(" Dry acetone")to R - I + NaCl is k...

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  16. For a first- order reaction, the time required for 99.9% of the react...

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  17. Sphalerite and siderite are the ores of the metals

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  18. Which of the following is the most impure form of iron ?

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  19. The presence or absence of hydroxy group on which carbon atom of sugar...

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  20. The formulation of dettol contains

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