Question

101. Which one of the following is caused due to "Screening
effect" 2
(1) Increase in Ionisation Energy
(2) Increase in Nuclear Charge
(3) Decrease in Ionisation Energy
(4) Decrease in Atomic Size
102. The number of d-block elements in the fourth period of
the modern periodic table are
(1) 6
(2) 8
(3) 10
(4) 18​

Answer 1

Answer:

102.10 is correct answer I hope it's help you please mark as brainliest

Answer 2

Answer:

3 decrease in ionisation enthalpy

Explanation:

as screening means repulsion and inoisaton means a kind of attraction so both are inversely proportional