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Q. Which of the following is called white vitriol?

NTA AbhyasNTA Abhyas 2020The d-and f-Block Elements

Solution:

Zinc sulphate $\left(\right.ZnSO_{4}.7H_{2}O\left.\right)$ is called white vitriol. It, when heated with barium sulphide, it forms a white pigment lithopone $\left(\right.ZnS+BaSO_{4}\left.\right)$ .