SATHEE: D And F Block Elements Question 298

D And F Block Elements Question 298

Question: Which has lowest and highest first ionization enthalpy in 3d series-

Options:

A) Cu and Cr

B) Cu and Se

C) Cu and Zn

D) Sc and Zn

Show Answer

Answer:

Correct Answer: D

Solution:

Sc $ (3d^{1}4s^{2}) $ has 631 kJ $ mo{{l}^{-1}} $ and $ Zn(3d^{10}4s^{2}) $ has $ 906kJ,mo{{l}^{-1}} $

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D And F Block Elements Question 298

Question: Which has lowest and highest first ionization enthalpy in 3d series-

Options:

Answer:

Solution:

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