2689697
Descrição
Quiz por lisawinkler10, atualizado more than 1 year ago
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Criado por lisawinkler10
mais de 9 anos atrás
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Questão 1
Questão
You acidify an anion in solution with Nitric Acid and then add aqueous Silver Nitrate. The result is a cream precipitate, what is the anion?
Responda
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Iodide
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Carbonate
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Sulfate
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Bromide
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Chloride
Questão 2
Questão
You repeat the test, this time with the anion Chloride in solution. What is the result?
Responda
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Yellow ppt.
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Cream ppt.
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Reddish-brown ppt.
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White ppt.
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Effervescence and Carbon Dioxide produced
Questão 3
Questão
The result of a solution with aqueous Sodium Hydroxide is a white ppt. which is insoluble in excess. What is the result with aqueous Ammonia?
Responda
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White ppt. Insoluble in excess.
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No (or very slight white ppt.)
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White ppt. Soluble in excess.
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Ammonia produced on warming.
Questão 4
Questão
What cation was this?
Responda
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Aluminium
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Calcium
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Copper
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Zinc
Questão 5
Questão
You hold a flame test loop at the edge of a bunsen burner flame. The flame turns orange. What metal does this indicate?
Responda
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Sodium
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Lithium
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Calcium
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Barium
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Potassium
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Copper
Questão 6
Responda
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Lithium
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Copper
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Calcium
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Potassium
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Sodium
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Barium
Questão 7
Questão
For Iron's oxidation state +2, what is the result with aqueous Sodium Hydroxide?
Responda
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White ppt. Soluble in excess.
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Yellow ppt. Soluble in excess.
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Grey-Green ppt. Insoluble in excess.
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Reddish-Brown ppt. Insoluble in excess.
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Reddish-Brown ppt. Soluble in excess.
Questão 8
Questão
What is the test for Nitrate?
Responda
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Add dilute acid
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Add dilute Hydrochloric Acid, then aqueous Barium Nitrate
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Add aqueous Sodium Hydroxide, then aluminium foil and warm carefully
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Acidify with dilute Nitric Acid, then add aqueous Silver Nitrate
Questão 9
Questão
Which three cations have a white ppt. with both aqueous Sodium Hydroxide and aqueous Ammonia?
Responda
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Aluminium
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Zinc
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Calcium
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Copper
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Iron(III)
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Ammonium
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