ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Chemistry S-Block Elements

Question:
Which ion will have the maximum value of heat of hydration?
A = Na ⁺
B = Cs ⁺
C = Ba ⁺²
D = Mg ⁺²

Option A):
C
Option B):
A
Option C):
B
Option D):
D

Correct Answer is Option D):
D