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Essential constituent of an amalgam is...

Essential constituent of an amalgam is

A

Iron

B

An alkali metal

C

Silver

D

Mercury

Text Solution

Verified by Experts

The correct Answer is:
D
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JMD PUBLICATION-d-And f-BLOCK ELEMENTS-Example
  1. Which has maximum number of unpaired electrons?

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  2. Which is colourless in water (H2O)?

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  3. Essential constituent of an amalgam is

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  4. The outermost electronic confi-guration of transition metal is

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  5. The metal which does not form colour compound is: Chromium, Iron, Zinc...

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  6. When an acidified solution of ferrous ammonium sulphate is treated w...

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  7. Brass contains

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  8. Which of the following is not a d-block element?

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  9. Which metal has lowest melting point? Cs Hg Mn Cu

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  10. The number of unpaired electrons in Ni^(2+) is :

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  11. No. of unpaired electrons in Fe^(2+) ions is :

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  12. The magnetic nature of elements depend on the presence of unpaired e...

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  13. Electronic configuration of a transition element X in +3 oxidation s...

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  14. With respect to aqueous solutions of copper salts, which of the foll...

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  15. Zn, Cd, Hg are sometimes not considered as transition elements. Commen...

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  16. Out of Fe^(2+) and Fe^(3+),Fe^(3+) has more number of unpaired electro...

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  17. Scandium (Z=21) shows oxidation states of +1 and +3.

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  18. Mn (Atomic No.25) metal is with maximum paramagnetic character. Explai...

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  19. In aqueous solutions Cu^+ is less stable than Cu^(2+)

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  20. in 3d-series,zinc (Z=30) has highest enthalpy of atomisation.

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