The sulfates of the Group 2 elements vary in solubility down Group 2. State and explain how the solubilities of the sulfates of the Group 2 elements vary down Group 2. ......................................................................................................................................... . ......................................................................................................................................... . ......................................................................................................................................... . ......................................................................................................................................... . ......................................................................................................................................... . ......................................................................................................................................... . ...................................................................................................................................

Chemistry

IGCSE&ALevel

CAIE

Exam No：9701_w20_qp_42 Year：2020 Question No：3(b)(ii)

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27.1.2 describe and explain qualitatively the variation in solubility and of enthalpy change of solution, $H^{⦵} $ , of the sol hydroxides and sulfates in terms of relative magnitudes of the enthalpy change of hydration and the lattice energy

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