Is calcium hydroxide a caustic alkali ??
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An alkali is a basic hydroxide or ionic salt of an alkali metal or alkaline earth metal element, which is soluble in water. Only few alkalis are known, examples, sodium hydroxide (NaOH), potassium hydroxide (KOH), calcium hydroxide (Ca(OH)2), calcium carbonate (CaCO3), and magnesium hydroxide (Mg(OH)2.
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