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Chemistry AQA C3

Description

Quiz on Chemistry AQA C3, created by Oliver Cusack on 10/04/2015.
Oliver Cusack
Quiz by Oliver Cusack, updated more than 1 year ago
Oliver Cusack
Created by Oliver Cusack about 9 years ago
58
3
0

Resource summary

Question 1

Question
In a flame, lithium compounds turn it .......
Answer
  • Lilac
  • Green
  • Yellow
  • Crimson
  • Red

Question 2

Question
In a flame, Sodium compounds turn it .......
Answer
  • Crimson
  • Lilac
  • Yellow
  • Green
  • Red

Question 3

Question
In a flame, potassium compounds turn it ....
Answer
  • Green
  • Lilac
  • Red
  • Crimson
  • Yellow

Question 4

Question
In a flame, calcium compounds turn it...
Answer
  • Red
  • Green
  • Crimson
  • Yellow
  • Lilac

Question 5

Question
In a flame, barium compounds turn it .....
Answer
  • Yellow
  • Lilac
  • Crimson
  • Red
  • Green

Question 6

Question
How can Halide ions be tested?
Answer
  • Flame test
  • With Sodium Hydroxide
  • Bromine Test
  • With Silver Nitrate

Question 7

Question
Silver Chloride is a ........ precipitate.
Answer
  • White
  • Cream
  • Pale yellow

Question 8

Question
Silver Bromide is a ...... precipitate
Answer
  • Cream
  • White
  • Pale yellow

Question 9

Question
Silver Iodide is a .......... precipitate.
Answer
  • Cream
  • White
  • Pale yellow

Question 10

Question
One can test for aluminium ions, calcium ions and magnesium ions with ......
Answer
  • A flame test
  • Bromine wate
  • Sodium hydroxide
  • Silver nitrate

Question 11

Question
Aluminium, calcium and magnesium ions form ......... precipitates with sodium hydroxide solution
Answer
  • blue
  • white
  • green
  • cream

Question 12

Question
Copper (2), iron (2) and iron (3) ions can be tested ....
Answer
  • with sodium hydroxide solution
  • with a flame test
  • in bromine water
  • with silver nitrate

Question 13

Question
In excess sodium hydroxide solution, copper (2) ions form ......... precipitates.
Answer
  • green
  • blue
  • brown

Question 14

Question
In excess sodium hydroxide solution, iron (2) ions form ....... precipitates.
Answer
  • green
  • brown
  • blue

Question 15

Question
In excess sodium hydroxide solution, iron (3) ions form ....... precipitates.
Answer
  • brown
  • green
  • blue

Question 16

Question
During the Haber Process, hydrogen & nitrogen react together in these conditions:
Answer
  • 400 degrees c
  • 350 degrees c
  • 450 degrees c
  • 200 atmospheres
  • 150 atmospheres
  • 350 atmospheres
  • with a nickel catalyst
  • with a copper catalyst
  • with an iron catalyst

Question 17

Question
In a reversible reaction when the temperature is increased the yield from the ........
Answer
  • endothermic reaction increases and the yield from the exothermic decreases
  • endothermic reaction decreases and the yield from the exothermic increases

Question 18

Question
In a reversible reaction when the temperature is decreased the yield from the ........
Answer
  • endothermic reaction increases and the yield from the exothermic reaction decreases.
  • endothermic reaction decreases and the yield from the exothermic reaction increases.

Question 19

Question
Group 1 metals react with water, releasing
Answer
  • carbon dioxide
  • oxygen
  • hydrogen

Question 20

Question
Group 1 metals, form .......... that dissolve in water to give ........... solutions
Answer
  • carbonates
  • acids
  • hydroxides
  • acidic
  • alkaline

Question 21

Question
In gaseous reactions, an increase in pressure favours the reaction that produces the ..... number of molecules
Answer
  • least
  • most

Question 22

Question
Alcohols react sodium to produce .....
Answer
  • carbon dioxide
  • sodium chlroide
  • hydrogen
  • oxygen

Question 23

Question
Carboxylic acids are part of the ..... molecular group.
Answer
  • (-OH)
  • (-COO-)
  • (-COOH)

Question 24

Question
Carboxylic acids, react with alcohols in the presence of an ........ catalyst to produce .............
Answer
  • acid
  • alkaline
  • nickel
  • esters
  • a stronger acid
  • a weaker acid

Question 25

Question
Esters are part of the ..... molecular group
Answer
  • (-COO-)
  • (-OH)
  • (-COOH)

Question 26

Question
Newlands, and then Mendeleev, attempted to classify the elements by arranging them in order of their
Answer
  • atomic weights
  • atomic structure
  • atomic numbers

Question 27

Question
when electrons, protons and neutrons were discovered early in the 20th century, the periodic table was then arranged in order of
Answer
  • Atomic mass
  • Atomic structure
  • Atomic numbers

Question 28

Question
In Group 1, the more easily electrons are lost, the ........... number of shells
Answer
  • higher
  • lower
  • same

Question 29

Question
The less easily electrons are gained therefore the ........ number of shells is more reactive
Answer
  • lower
  • higher
  • same

Question 30

Question
What may be added to drinking water to reduce microbes and fluorides?
Answer
  • Oxygen
  • Chlorine
  • Weak acids
  • Iodine
  • Bromine

Question 31

Question
Is bond breaking exothermic or endothermic?
Answer
  • Endothermic
  • Exothermic
  • Both

Question 32

Question
Is bond formation exothermic or endothermic?
Answer
  • Exothermic
  • Endothermic
  • Both
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