1) Add a some drops of AgNO₃ - White precipitate formed a) Sulfate Ion SO₄²⁻ b) Sulfite Ion SO₃²⁻ c) Phosphate Ion PO₄³⁻ d) Chloride Ion Cl⁻ 2) Add BaCl₂ to the solution & a white precipitate formed-Add HCl precipitate remains  a) Nitrate Ion NO₃⁻ b) Sulfate Ion SO₄²⁻ c) Hydrogen carbonate ion HCO₃⁻ d) Phosphate Ion PO₄³⁻ 3) Add BaCl₂ to the solution & a white precipitate formed-Add HCl & precipitate dissolves a) Chloride Ion Cl⁻ b) Carbonate Ion CO₃² c) Sulfite Ion SO₃²⁻ d) Sulfate Ion SO₄²⁻ 4) Add dilute HCl and CO₂ formed (Limewater milky)- Add MgSO₄ and white precipitate formed.  a) Chloride Ion Cl⁻ b) Sulfate Ion SO₄²⁻ c) Carbonate Ion CO₃² d) Phosphate Ion PO₄³⁻ 5) Add dilute HCl and CO₂ formed (Limewater milky)- Add MgSO₄ and no white precipitate formed. a) Chloride Ion Cl⁻ b) Sulfite Ion SO₃²⁻ c) Sulfate Ion SO₄²⁻ d) Hydrogen carbonate ion HCO₃⁻ 6) Add FeSO₄ solution & concentrated H₂SO₄- brown ring formed a) Nitrate Ion NO₃⁻ b) Chloride Ion Cl⁻ c) Phosphate Ion PO₄³⁻ d) Sulfate Ion SO₄²⁻ 7) Add Ammonium molybdate, Nitric acid & heat- yellow precipitate formed a) Sulfite Ion SO₃²⁻ b) Hydrogen carbonate ion HCO₃⁻ c) Phosphate Ion PO₄³⁻ d) Sulfate Ion SO₄²⁻ 8) What reagent is used to test for the presence of chloride ions? a) A) BaCl₂ b) B) AgNO₃ c) C) FeSO₄ d) D) MgSO₄ 9) A white precipitate that dissolves in ammonia indicates the presence of: a) A) Sulphate ions b) B) Chloride ions c) C) Nitrate ions d) D) Carbonate ions 10) What is the formula of the white precipitate formed when AgNO₃ is added to a chloride solution? a) A) Ag₂O b) B) AgCl c) C) AgNO₂ d) D) Ag₂SO₄ 11) Which anion forms a white precipitate with BaCl₂ that does not dissolve in dilute HCl? a) A) Sulphate b) B) Sulphite c) C) Carbonate d) D) Phosphate 12) Which anion forms a white precipitate with BaCl₂ that does dissolve in dilute HCl? a) A) Sulphate b) B) Sulphite c) C) Chloride d) D) Nitrate 13) What gas is produced when dilute HCl is added to a carbonate sample? a) A) Hydrogen b) B) Carbon dioxide c) C) Oxygen d) D) Nitrogen 14) Which test result confirms the presence of carbonate or hydrogencarbonate ions? a) A) Gas turns limewater milky b) B) Gas relights a glowing splint c) C) Brown ring forms d) D) Yellow precipitate appears 15) What reagent is used to distinguish between carbonate and hydrogen carbonate ions? a) A) AgNO₃ b) B) MgSO₄ c) C) BaCl₂ d) D) NH₃ 16) Which of the following forms a white precipitate with MgSO₄? a) A) Hydrogen carbonate b) B) Carbonate c) C) Nitrate d) D) Sulphate 17) In the Brown Ring Test, the brown ring forms at the junction between: a) A) AgNO₃ and NH₃ b) B) BaCl₂ and HCl c) C) FeSO₄ and H₂SO₄ d) D) MgSO₄ and CO₂ 18) The Brown Ring Test is used to identify: a) A) Phosphate ions b) B) Nitrate ions c) C) Sulphate ions d) D) Chloride ions 19) Which anion test involves the appearance of a yellow precipitate when warmed? a) A) Sulphate b) B) Chloride c) C) Carbonate d) D) Phosphate 20) Which test involves observing effervescence when HCl is added to a solid sample? a) A) Chloride b) B) Nitrate c) C) Carbonate d) D) Sulphate 21) What ion reacts with Ba²⁺ to form a white precipitate of BaSO₄? a) A) SO₄²⁻ b) B) SO₃²⁻ c) C) CO₃²⁻ d) D) Cl⁻ 22) What observation confirms the presence of nitrate ions? a) A) Brown ring forms b) B) Gas turns limewater milky c) C) White precipitate dissolves in ammonia d) D) Yellow colour appears 23) Which statement about the chloride test is correct? a) A) White precipitate dissolves in HCl b) B) White precipitate dissolves in NH₃ c) C) Yellow precipitate forms d) D) Brown ring forms

Test for Anions

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