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P Block Elements question

2024 · 30 Jan · Shift 1 · Q11
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P Block Elements question

2024 · 30 Jan · Shift 1 · Q11

JEE MainChemistryP Block ElementsMCQ+4 / −1
The Lassiagne's extract is boiled with dil HNO3\mathrm{HNO}_3HNO3​ before testing for halogens because,
  1. A
    Silver halides are soluble in HNO3\mathrm{HNO}_3HNO3​.
  2. B
    AgCN\mathrm{AgCN}AgCN is soluble in HNO3\mathrm{HNO}_3HNO3​.
  3. C
    Na2S\mathrm{Na}_2 \mathrm{S}Na2​S and NaCN\mathrm{NaCN}NaCN are decomposed by HNO3\mathrm{HNO}_3HNO3​.
  4. D
    Ag2S\mathrm{Ag}_2 \mathrm{S}Ag2​S is soluble in HNO3\mathrm{HNO}_3HNO3​.
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