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Chemistry (Acids, Bases and Salts) Quiz on Acids, Bases and Salts, created by lmg719 on 30/04/2013.

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Acids, Bases and Salts

Question 1 of 10

1

What is an Alkalai

Select one of the following:

  • A base that dissolves in water

  • A base that is not soluble

  • An acid that corrodes the skin

  • A base that will react explosively with an acid

Explanation

Question 2 of 10

1

Which of the following is true?

Select one of the following:

  • If a substance has a pH of 0+ then it is Acidic

  • If a Substance Has a pH of 0- then it is Acidic

  • If a Substance has a pH of below 3 then it is Acidic

  • If a Substance has a pH of below 7 then it is Acidic

Explanation

Question 3 of 10

1

What colour will a neutral solution turn Universal indicator paper

Select one of the following:

  • Blue

  • Yellow

  • Green

  • red

Explanation

Question 4 of 10

1

When acids dissolve in water, what do they produce?

Select one of the following:

  • aqueous hydrogen ions, H+(aq)

  • aqueous hydroxide ions, OH–(aq)

  • aqueous Chlorine ions, Cl+(ag)

  • aqueous Sulfate ions, S-(aq)

Explanation

Question 5 of 10

1

What do Alkalies produce when dissolved in water?

Select one of the following:

  • aqueous Hydroxide ions, OH-,(aq)

  • aqueous Hydrogen ions, H+,(aq)

  • aqueous Chlorine ions, Cl-, (aq)

  • aqueous Sulfur ions, S+, (aq)

Explanation

Question 6 of 10

1

Which is the correct equation for the Neutralisation reaction

Select one of the following:

  • H+(aq) + OH–(aq) → H2O(l)

  • H+(aq) + H2O(l) → OH-(aq)

  • H+(aq) + OH-(aq) = Cl-(l)

  • H+(ag) + Cl-(aq) = H2O(I)

Explanation

Question 7 of 10

1

When a Acid and base react, what is the result product?

Select one of the following:

  • Chlorine + Water

  • Salt + Chlorine

  • Salt + Water

  • Chlorine + Salt

Explanation

Question 8 of 10

1

What are most artificial fertilizers made from?

Select one of the following:

  • Ammonium

  • Chlorine

  • Salt

  • Sulfur

Explanation

Question 9 of 10

1

When Crystalising the salts, how should you make the crystals bigger?

Select one of the following:

  • Evaporationg the water at a lower temperature

  • Evaporating the water at a hotter temperature

  • Evaporationg the water more quickly

  • Evaporation the water slowly

Explanation

Question 10 of 10

1

What can Precipitation reactions be used for?

Select one of the following:

  • Dissolving a insoluble salt in water

  • Removing the salts from water

  • Removing unwanted Ions from a solution

Explanation

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