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IGCSE Chemistry C9 The Periodic Table

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A summary quiz on AQA unit 3 chemistry, good for last minute revision
Jeffrey Piggott
Quiz by Jeffrey Piggott, updated more than 1 year ago More Less
Gabi Germain
Created by Gabi Germain almost 10 years ago
Jeffrey Piggott
Copied by Jeffrey Piggott over 8 years ago
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Resource summary

Question 1

Question
How did mendeleev overcome the problem of undiscovered elements?
Answer
  • Put them in a separate groups
  • Leaving spaces
  • Ignoring them

Question 2

Question
How were the early periodic tables arranged?
Answer
  • By proton number
  • By atomic weight

Question 3

Question
How is the modern periodic table ordered?
Answer
  • Atomic weight
  • Proton number

Question 4

Question
Elements in the same group have the same number of...
Answer
  • electrons in their outer (valence) shell.
  • shells or energy levels.
  • protons in the nucleus.

Question 5

Question
Characteristics of group 1:
Answer
  • Low density
  • High density
  • React with non metals to form ionic compounds and carry a +1 charge
  • React with non metals to form covalent compounds and carry a +1 charge
  • React with water to release hydrogen
  • form hydroxides that dissolves in water to give alkaline solutions

Question 6

Question
The further up the group 1 the more reactive it is and the lower is its melting point.
Answer
  • True
  • False

Question 7

Question
Characteristics of transition metal elements compared to Group 1 elements; Check (tick) all that apply.
Answer
  • higher melting points
  • lower melting points
  • stronger and harder
  • much less reactive
  • much more reactive

Question 8

Question
Transition metals are useful catalysts
Answer
  • True
  • False

Question 9

Question
What are Group 7 elements known as?
Answer
  • Alkalis
  • Acids
  • Gases
  • Halogens

Question 10

Question
The further down Group 7 the less reactive and the higher melting point of an element.
Answer
  • True
  • False

Question 11

Question
A more reactive halogen can displace a less reactive halogen from an ..........
Answer
  • aqueous solution of its salt
  • aqueous solution of its oxide

Question 12

Question
The more energy levels an element has the less reactive it is.
Answer
  • True
  • False

Question 13

Question
Tick the FOUR (4) true statements:
Answer
  • Lithium has a crimson flame
  • Lithium has a lilac flame
  • Potassium has a lilac flame
  • Barium has a blue flame
  • Barium has a green flame
  • sodium has a yellow flame
  • sodium has an orange flame

Question 14

Question
Aluminium, calcium and magnesium ions form white precipitates
Answer
  • True
  • False

Question 15

Question
What colour precipitate does copper form?
Answer
  • Blue
  • Green
  • Brown

Question 16

Question
What colour precipitate does iron (lll) ions form?
Answer
  • Green
  • Brown
  • Blue

Question 17

Question
What colour precipitate does iron(ll) ions give?
Answer
  • Green
  • Blue
  • Brown

Question 18

Question
Carbonates react with dilute acid to form carbon dioxide.
Answer
  • True
  • False

Question 19

Question
Halide ions can be tested by adding what and what then looking at the precipitates?
Answer
  • Silver nitrate solution and dilute nitric acid.
  • Silver nitrate solution and hydrochloric acid.
  • silver nitrate solution and barium oxide.

Question 20

Question
To test for sulphate ions add hydrochloric acid and barium chloride solution.
Answer
  • True
  • False

Question 21

Question
How can volumes of acid and alkali solutions that react with each other be measured?
Answer
  • Titration
  • Calorimetry
  • Electrolysis scales

Question 22

Question
What are the raw materials in the Haber process?
Answer
  • Nitrogen
  • Hydrogen
  • Iron
  • Ammonia

Question 23

Question
What are the temperature and pressure used in the Haber process?
Answer
  • 200 atmospheres and 450 degrees Celsius
  • 450 atmospheres and 200 degrees Celsius.

Question 24

Question
Ammonia is produced in the Haber process.
Answer
  • True
  • False

Question 25

Question
Equilibrium is reached when the reactions occur at the same rate in the forward and reverse directions.
Answer
  • True
  • False

Question 26

Question
To increase the yield in a reaction that is exothermic in the forward direction what do you do?
Answer
  • Increase the temperature
  • Decrease the temperature

Question 27

Question
What can you do to increase the yield when the forward reaction has more gaseous molecules?
Answer
  • Increase the temperature
  • Decrease the temperature

Question 28

Question
We have to compromise temperature, pressure and rate of reaction in the Haber process
Answer
  • True
  • False

Question 29

Question
Which functional group is for alcohols?
Answer
  • -OH
  • -COO-
  • -COOH

Question 30

Question
Which functional group is for esters?
Answer
  • -COO-
  • -OH
  • -COOH

Question 31

Question
What is the functional group for acids?
Answer
  • -COOH
  • -COO-
  • -OH

Question 32

Question
3 characteristics of alcohols:
Answer
  • burn in air
  • don't burn in air
  • React with sodium to produce hydrogen
  • React with sodium to produce carbon dioxide
  • dissolve in water to form a neutral solution

Question 33

Question
Oxidising ethanol makes ethanoic acid
Answer
  • True
  • False

Question 34

Question
4 characteristics of carboxylic acids:
Answer
  • dissolve in water to produce acidic solutions
  • dissolve in water to produce alkali solutions
  • dont ionise completely when dissolved in water so are weak acids
  • ionise completely with water
  • react with alcohols in the presence of an acid to produce esters
  • react with carbonates to produce carbon dioxide
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