Chemistry Analysis Quiz

Quiz to revise:

  • flame test
  • tests for positive ions
  • tests for negative ions
  • tests for organic compounds
  • pros and cons of instrumental analysis

originally created as a quiz

due to nature of some of the answers this resource isn't ideal for the crossword function

the flame colour for sodium is...
golden yellow
1 of 21
the flame colour for barium is...
green
2 of 21
the flame colour for potassium is...
lilac
3 of 21
the flame colour for magnesium is...
no flame colour
4 of 21
the flame colour for potassium is...
lilac
5 of 21
the flame colour for calcium is...
brick red
6 of 21
a white precipitate is formed after adding dilute nitric acid and silver nitrate to a solution. what is present in the solution?
chlorine ions (Cl-)
7 of 21
a yellow precipitate is formed after adding dilute nitric acid and silver nitrate to a solution. what is present in the solution?
iodine ions (I-)
8 of 21
a cream precipitate is formed after adding dilute nitric acid and silver nitrate to a solution. what is present in the solution?
bromine ions (Br-)
9 of 21
A light blue precipitate is formed after adding sodium hydroxide to a solution. what is present in the solution?
copper ions (Cu2+)
10 of 21
A reddish brown precipitate is formed after adding sodium hydroxide to a solution. what is present in the solution?
iron (III) ions (Fe3+)
11 of 21
A light green precipitate is formed which slowly turns to brown (looking 'dirty green') after adding sodium hydroxide to a solution. what is present in the solution?
iron (II) ions (Fe2+)
12 of 21
After adding sodium hydroxide to a solution, a white precipitate is formed which dissolves in excess sodium hydroxide solution. what is present?
aluminium ions (Al3+)
13 of 21
After adding sodium hydroxide to a solution, a white precipitate is formed which is insoluble in excess sodium hydroxide solution. which two ions could be present?
calcium (Ca2+) and magnesium (Mg2+) ions
14 of 21
after adding sodium hydroxide to a solution and heating gently, a gas is formed which turns damp red litmus paper blue. what is present?
ammonium ions (NH4+)
15 of 21
a white precipitate being formed after adding barium chloride and dilute hydrochloric acid to a solution shows the presents of...
sulphates
16 of 21
after adding sodium hydroxide to a solution, warming it and adding aluminium powder, ammonia gas is produced. what does this denote the presence of?
nitrates
17 of 21
heating decomposes this green substance to black. what is this?
copper carbonate
18 of 21
as this is heated the colour changes from white to lemon yellow and back to white as it cools down. what is this?
zinc carbonate
19 of 21
organic compound burn or char when...
heated in air
20 of 21
unsaturated organic compounds containing c=c bonds...
decolourise bromine water from orange to colourless
21 of 21

Other cards in this set

Card 2

Front

the flame colour for barium is...

Back

green

Card 3

Front

the flame colour for potassium is...

Back

Preview of the front of card 3

Card 4

Front

the flame colour for magnesium is...

Back

Preview of the front of card 4

Card 5

Front

the flame colour for potassium is...

Back

Preview of the front of card 5
View more cards

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