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Reactions of metals and non-metal compounds class 8

Reactions of metals and non-metal compounds

14 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of these is not a salt?

  1. magnesium sulphate
  2. iron sulphide
  3. tin chloride
  4. zinc nitrate
Question 2 Multiple Choice (Single Answer)

When an acid and an alkali react together:

  1. a salt and water are both produced
  2. only a salt is produced.
  3. a metal is formed
  4. a gas is given off
Question 3 Multiple Choice (Single Answer)

A neutral solution is made when:

  1. two acids are added together
  2. an acid and an alkali are added together
  3. water is added to an acid
  4. water is added to an alkali
Question 4 Multiple Choice (Single Answer)

When an acid reacts with a metal carbonate, the products are:

  1. the metal and carbon dioxide
  2. a salt and water
  3. carbon dioxide, water and a salt.
  4. the metal, a salt and water.
Question 5 Multiple Choice (Single Answer)

The best test for carbon dioxide uses:

  1. universal indicator solution
  2. a burning splint
  3. litmus paper
  4. limewater.
Question 6 Multiple Choice (Single Answer)

When some acid is put onto a piece of rock:

  1. it always reacts and gives off a gas
  2. it reacts if the rock contains a carbonate
  3. it always reacts explosively and shatters the rock
  4. it won’t react
Question 7 Multiple Choice (Single Answer)

 Which of the following is not needed to make a prediction about the products of a reaction?

  1. general info about the reactions between metals and acids
  2. information about the properties of the metal
  3. the name of the metal used
  4. the name of the acid used
Question 8 Multiple Choice (Single Answer)

If an acid reacts with a metal, the products are:

  1. a salt and water
  2. a salt and hydrogen gas
  3. only hydrogen gas
  4. a salt, water and carbon dioxide
Question 9 Multiple Choice (Single Answer)

 Which of the following is the correct way to test for hydrogen gas?

  1. Bubble the gas through limewater
  2. Bubble the gas through universal indicator solution.
  3. the splint will burn brightly
  4. a squeaky pop test
Question 10 Multiple Choice (Single Answer)

When some acid is put onto a piece of metal:

  1. there is always a reaction which burns a hole in the metal.
  2. there is never a reaction
  3. some metals will react and produce bubbles of gas.
  4. there is always a reaction, which produces a powder
Question 11 Multiple Choice (Single Answer)

Which of the following statements is true?

  1. Iron is used to make planes
  2. Aluminium is used to make jewellery
  3. Gold is used to make buildings
  4. Copper is used to make electrical wires
Question 12 Multiple Choice (Single Answer)

Which of these describes some properties of most metals?

  1. They ring when hit, are shiny and most are solids
  2. They are all liquids, have high melting points
  3. They cannot be shaped or pulled into long thin wires
  4. They are all brittle and break when you try to bend them
Question 13 Multiple Choice (Single Answer)

Which list contains only magnetic materials?

  1. magnesium, copper, gold
  2. aluminium, gold, iron
  3. iron, nickel, cobalt
  4. nickel, tin, lead
Question 14 Multiple Choice (Single Answer)

Compared to non-metals, metals are:

  1. good conductors of heat but not electricity
  2. good conductors of electricity but not heat
  3. good conductors of both heat and electricity
  4. not good conductors
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