Cation, Anion & Flame Tests

lisawinkler10
Quiz by lisawinkler10, updated more than 1 year ago
lisawinkler10
Created by lisawinkler10 over 6 years ago
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GCSE Chemistry Quiz on Cation, Anion & Flame Tests, created by lisawinkler10 on 09/05/2015.

Resource summary

Question 1

Question
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?
Answer
  • Iodide
  • Carbonate
  • Sulfate
  • Bromide
  • Chloride

Question 2

Question
You repeat the test, this time with the anion Chloride in solution. What is the result?
Answer
  • Yellow ppt.
  • Cream ppt.
  • Reddish-brown ppt.
  • White ppt.
  • Effervescence and Carbon Dioxide produced

Question 3

Question
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?
Answer
  • White ppt. Insoluble in excess.
  • No (or very slight white ppt.)
  • White ppt. Soluble in excess.
  • Ammonia produced on warming.

Question 4

Question
What cation was this?
Answer
  • Aluminium
  • Calcium
  • Copper
  • Zinc

Question 5

Question
You hold a flame test loop at the edge of a bunsen burner flame. The flame turns orange. What metal does this indicate?
Answer
  • Sodium
  • Lithium
  • Calcium
  • Barium
  • Potassium
  • Copper

Question 6

Question
What metal is held in this flame?
Answer
  • Lithium
  • Copper
  • Calcium
  • Potassium
  • Sodium
  • Barium

Question 7

Question
For Iron's oxidation state +2, what is the result with aqueous Sodium Hydroxide?
Answer
  • White ppt. Soluble in excess.
  • Yellow ppt. Soluble in excess.
  • Grey-Green ppt. Insoluble in excess.
  • Reddish-Brown ppt. Insoluble in excess.
  • Reddish-Brown ppt. Soluble in excess.

Question 8

Question
What is the test for Nitrate?
Answer
  • Add dilute acid
  • Add dilute Hydrochloric Acid, then aqueous Barium Nitrate
  • Add aqueous Sodium Hydroxide, then aluminium foil and warm carefully
  • Acidify with dilute Nitric Acid, then add aqueous Silver Nitrate

Question 9

Question
Which three cations have a white ppt. with both aqueous Sodium Hydroxide and aqueous Ammonia?
Answer
  • Aluminium
  • Zinc
  • Calcium
  • Copper
  • Iron(III)
  • Ammonium
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