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The formula of the complex, tris (ethyle...

The formula of the complex, tris (ethylenediamine) cobalt (III) sulphate is :

A

`[Co(en)_3]SO_4`

B

`[Co(en)_3](SO_4)_3`

C

`[Co(en)_3]_2(SO_4)_3`

D

`[Co(en)_3]_2 SO_4`

Text Solution

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The correct Answer is:
C
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MODERN PUBLICATION-MOCK TEST PAPER - 4-MCQs
  1. On heating salicylic acid with soda lime the product obtained is

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  2. Pb and Sn are extracted from their chief ores by :

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  3. The formula of the complex, tris (ethylenediamine) cobalt (III) sulph...

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  4. Which of the following cannot form a carbanion when treated with dil.N...

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  5. Four grams of NaOH solid are dissolved in just enough water to make 1 ...

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  6. During rusting, iron gets :

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  7. If DeltaHf^@" for " H2O and H2O2 " are " -280 and -188 kJ mol^(-1), th...

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  8. Phosphine is not obtaind by the reaction when :

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  9. The catalyst used in the manufacture of polyethane by Zeigler method i...

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  10. Which of the following is not an example of ionic hydride ?

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  11. Which is a by-product in Solvay's process ?

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  12. By how much will the potential of half cell M^(2+)|M change if the sol...

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  13. The rms speed of hydrogen in sqrt7 times the rms speed of N2. If T is ...

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  14. The number of photons emitted in 10 hours by 60 W sodium lamp (lambda=...

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  15. The product/s formed when diborane is hydrolysed is/are :

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  16. The two enantiomers of a compound have :

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  17. How many grams of I2 are present in a solution which require 40 ml of ...

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  18. Which of the following mixture solution has pH ~~ 1.0 ?

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  19. A zinc rod is placed in 250 mL of 1 M CuSO4 solution for such a period...

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  20. Meta-directing and deactivating group in aromatic electrophilic substi...

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