Question Detail

CHM 102 Group II Objective Question
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Question

What is the solubility trend of Group 2 sulphates in water as you move down the group?
Options
A Solubility increases down the group.
B Solubility decreases down the group.
Correct Answer
C Solubility remains constant down the group.
D All Group 2 sulphates are insoluble.
Correct Answer

Option B is the correct answer.

Detailed Explanation

The document explicitly states, 'Solubility of their sulphates in water decreases down the group Be>Mg>>Ca>Sr>Ba'.

Hint

Consider the balance between lattice energy and hydration enthalpy, and how these change with ionic size.

Question Info

Course: CHM 102
Topic: Group II
Type: Objective
Difficulty: Not specified
Question 1968 of 1999
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