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CHEMISTRY CH14 Acids, Bases and Salts — Science STD 9 — Question

Tamilnadu BoardEnglish MediumSTD 9ScienceCHEMISTRY CH14 Acids, Bases and Salts1 Mark
Question
What is Potash alum? Write its formula.
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Answer

\text { Potash alum is a mixture of potassium sulphate and aluminium sulphate. } KAI \left( SO _4\right)_2 \cdot 12 H _2 O \text {. }

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