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Q. |
Which of the following is not soluble in water? |
A. | Lead Sulphate |
B. | Zinc sulphate |
C. | Potassium sulphate |
D. | Sodium sulphate |
Answer» B. Zinc sulphate | |
Explanation: Lead sulfate (PbSO4) is a white crystalline solid. It is insoluble in water and sinks in it. It is often seen in the plates/electrodes of car batteries, as it is formed when the battery is discharged. It is also known as fast white, milk white, sulfuric acid lead salt or anglesite. |
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