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प्रश्न
What happens when conc. sulphuric acid is added to active metals? Explain using a suitable reaction.
स्पष्ट करा
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उत्तर
Hot, concentrated sulphuric acid oxidises active metals to form their metal sulphate and releases sulphur dioxide (SO2) gas.
\[\ce{Zn + 2H2SO4 (conc.) ->[\Delta] ZnSO4 + 2H2O + SO2 ^}\]
A colourless gas with a suffocating, pungent smell of burning sulphur (SO2) is evolved.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 11: Study of Compounds: Sulphuric Acid - EXERCISE [पृष्ठ २२३]
