Redox Reactions And Electrochemistry Ques 128

Question: Beryllium is placed above magnesium in the second group. Beryllium dust, therefore when added to $ MgCl_2 $ solution will [CPMT 1977]

Options:

A) Have no effect

B) Precipitate $ Mg $ metal

C) Precipitate $ MgO $

D) Lead to dissolution of $ Be $ metal

Show Answer

Answer:

Correct Answer: A

Solution:

No doubt $ Be $ is placed above $ Mg $ in the second group of periodic table but it is below $ Mg $ in electrochemical series.



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