Salt Preparation - Lesson 5

Question 1

What is the equation when making salt using the titration method?

Answer 1

Acid + Alkali —> Salt + Water

Question 2

Hydrochloric Acid + Sodium Hydroxide —>

Answer 2

Sodium Chloride + Water

Question 3

Sulfuric Acid + Potassium Hydroxide —>

Answer 3

Potassium Sulfate + Water

Question 4

Nitrate Acid + Calcium Hydroxide —>

Answer 4

Calcium Nitrate + Water

Question 5

When doing the titration method what is the first step?

Answer 5

Measure the alkali using a pipette.

Question 6

When doing the titration method what is the second step?

Answer 6

Add acid base indicator. Eg; Phenolphthalein
Pink - Alkali
Colourless - Neutral

Question 7

When doing the titration method what is the third step?

Answer 7

Fill the burette with acid.

Question 8

When doing the titration method what is the fourth step?

Answer 8

Add the alkali to the conical flask till their is a colour change ( pink - colourless).

Question 9

When doing the titration method what is the fifth step?

Answer 9

Note down the volume of acid used.

Question 10

When doing the titration method what is the sixth step?

Answer 10

Repeat the experiment without the indicator

Question 11

When doing the titration method what is the seventh step?

Answer 11

Use crystallization method to get salt crystals.