Q.1
Which one of the following solutions is the most acidic?
  • [H+] = 2.4 x 10⁻⁶ M
  • [H+] = 9.8 x 10⁻⁴ M
  • [H+] = 4.2 x 10⁻⁷ M
  • [H+] = 1.7 x 10⁻¹² M
Q.2
Which of the following is a property of an acid?
  • pH > 7
  • turns litmus paper blue
  • tart or sour taste
  • corrosive to organic materials
Q.3
Which of the following is a property of bases?
  • a pH < 7
  • slippery feel
  • tart or sour taste
  • corrosive to metals
Q.4
Mg(OH)2
  • magnesium hydroxide acid
  • hydromagnesium acid
  • magnesium oxygen hydride
  • magnesium hydroxide
Q.5
Sulfuric acid
  • HSO3
  • H2SO3
  • H2SO4
  • H3SO4
Q.6
In a neutralization reaction, what are the products of a reaction between an acid and a base?
  • Another acid and base
  • Carbon dioxide and a salt
  • Water and a salt
  • Either two acids or two bases
Q.7
Basic oxide
  • BaO
  • P2O5
  • ZnO
  • CO2
Q.8
Acids are substances that release H+ ions when dissolved in water.
  • True
  • False
Q.9
Which oxide is able to react with HNO3?
  • MgO
  • CO2
  • NO2
  • CO
Q.10
What is the pH of a solution if [H+] = 1.0 x 10⁻⁵M?
  • 5.00
  • 7.00
  • 9.00
  • 11.00
0 h : 0 m : 1 s