Question 16

three transition elements in group 12 of the periodic table are

a)iron, nickel, and cobalt

b)mercury, zinc, and cadmium

c)copper, silver, and gold

d)neon, helium, and xenon

The answer to your question is: B) Mercury, zinc and Cadmium

Explanation:

A)iron, nickel, and cobalt  These elements are in different groups so this option is incorrect.

B)mercury, zinc, and cadmium  These elements are located in group number 12, this is the right option.

C)copper, silver, and gold  These elements are located in group 11, this option is incorrect.

D)neon, helium, and xenon These elements are located in group 18 or 8A, so this option is incorrect.

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