Chemical test to differentiate between sodium sulphite and sodium sulphide on reaction with hcl
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Sodium sulphite (Na2SO3) will effervesce when a dilute acid is added giving off a colourless gas with a choking smell (sulphur dioxide), which, if bubbled through acidified dichromate solution will turn it green. Dear friend, ... Sodium sulphite ( Na2SO3 ) is a soluble sodium salt of the sulphurous acid (Sulphite)
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