Topic 9 - Reactions Of Acids

11 Questions | By Lslater | Last updated: Jan 21, 2013 | Total Attempts: 110

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Standard Grade Chemistry course - Reactions of acids quiz

Questions and Answers

1.

What is a neutraliser?
- A.
  
  A substance that can neutralise an acid only
- B.
  
  A substance that can neutralise an alkali only
- C.
  
  A substance that can neutralise an acid or an alkali
2.

Which box or boxes are examples of neutralisation.
- A.
  
  Adding lime to acidic soil
- B.
  
  Using toothpaste to neutralise mouth alkalinity
- C.
  
  Using lemon juice to neutralise bee stings
- D.
  
  Using lemon juice to neutralise wasp stings.
3.

Name the salt produced when sodium carbonate reacts with sulphuric acid.
- A.
  
  Sodium carbide
- B.
  
  Carbon sulphide
- C.
  
  Sodium sulphate
- D.
  
  Sodium sulphide
4.

Complete the following equation: Magnesium oxide + hydrochloric acid -->
- A.
  
  Magnesium chloride + hydrogen
- B.
  
  Magnesium chloride + water
- C.
  
  Magnesium chloride + water + CO2
5.

When lime is added to acidic soil, the pH will get lower.
- A.
  
  True
- B.
  
  False
6.

A salt is a substance in which the ___________ ion of the acid has been replaced by a metal (or ammonium) ion.
7.

Name the type of reaction when sodium carbonate solution is added to copper (II) sulphate solution. (You may wish to use page 5 of the data booklet).
- A.
  
  Neutralisation
- B.
  
  Addition
- C.
  
  Precipitation
- D.
  
  Oxidation
8.

Name the gas produced when magnsium reacts with nitric acid
- A.
  
  Hydrogen
- B.
  
  Carbon dioxide
- C.
  
  Nitrogen
- D.
  
  Oxygen
9.

What is the average volume of acid used during the following titration.Rough titre - 25.2 cm³1st titre - 22.3 cm³2nd titre - 22.1 cm³
- A.
  
  22.2
- B.
  
  23.2
- C.
  
  44.4
- D.
  
  69.6
10.

How many moles of HCl acid will be used if the volume is 20 cm³ and the concentration is 0.1 mol/l.
- A.
  
  0.02
- B.
  
  0.002
- C.
  
  2
- D.
  
  0.0002
11.

What would be the concentration of magnesium hydroxide solution if 25 cm³ was needed to neutalise the HCl acid (conc 0.1, vol 20 cm³ ).Hint: You will need to write a balanced equation
- A.
  
  0.4 mol/l
- B.
  
  0.04 mol/l
- C.
  
  0.08 mol/l
- D.
  
  0.1 mol/l