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प्रश्न
Give a chemical test to distinguish between the following pair of compounds:
Calcium nitrate gas and sulphur diaoxide gas
अंतर स्पष्ट करें
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उत्तर
Calcium nitrate forms no ppt. even with addition of excess of NH4OH, whereas zinc nitrate forms a white gelatinous ppt. which dissolves in excess of NH4OH.
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Standard Temperature Pressure (S.T.P.)
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