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Cation, Anion & Flame Tests

lisawinkler10 9 preguntas 1.038 visitas 4,4 (7 valoraciones)

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Preguntas del test (9)

  1. 1You acidify an anion in solution with Nitric Acid and then add aqueous Silver Nitrate. The result is a cream precipitate, what is the anion?
    1. AIodide
    2. BCarbonate
    3. CSulfate
    4. DBromide
    5. EChloride
  2. 2You repeat the test, this time with the anion Chloride in solution. What is the result?
    1. AYellow ppt.
    2. BCream ppt.
    3. CReddish-brown ppt.
    4. DWhite ppt.
    5. EEffervescence and Carbon Dioxide produced
  3. 3The result of a solution with aqueous Sodium Hydroxide is a white ppt. which is insoluble in excess. What is the result with aqueous Ammonia?
    1. AWhite ppt. Insoluble in excess.
    2. BNo (or very slight white ppt.)
    3. CWhite ppt. Soluble in excess.
    4. DAmmonia produced on warming.
  4. 4What cation was this?
    1. AAluminium
    2. BCalcium
    3. CCopper
    4. DZinc
  5. 5You hold a flame test loop at the edge of a bunsen burner flame. The flame turns orange. What metal does this indicate?
    1. ASodium
    2. BLithium
    3. CCalcium
    4. DBarium
    5. EPotassium
    6. FCopper
  6. 6What metal is held in this flame?Imagen de la pregunta 6
    1. ALithium
    2. BCopper
    3. CCalcium
    4. DPotassium
    5. ESodium
    6. FBarium
  7. 7For Iron's oxidation state +2, what is the result with aqueous Sodium Hydroxide?
    1. AWhite ppt. Soluble in excess.
    2. BYellow ppt. Soluble in excess.
    3. CGrey-Green ppt. Insoluble in excess.
    4. DReddish-Brown ppt. Insoluble in excess.
    5. EReddish-Brown ppt. Soluble in excess.
  8. 8What is the test for Nitrate?
    1. AAdd dilute acid
    2. BAdd dilute Hydrochloric Acid, then aqueous Barium Nitrate
    3. CAdd aqueous Sodium Hydroxide, then aluminium foil and warm carefully
    4. DAcidify with dilute Nitric Acid, then add aqueous Silver Nitrate
  9. 9Which three cations have a white ppt. with both aqueous Sodium Hydroxide and aqueous Ammonia?
    1. AAluminium
    2. BZinc
    3. CCalcium
    4. DCopper
    5. EIron(III)
    6. FAmmonium

Información

Descripción
GCSE Chemistry Test sobre Cation, Anion & Flame Tests, creado por lisawinkler10 el 09/05/2015.
Idioma
English
Visitas
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Valoración
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