Salts

Question 1

What is a salt?

Answer 1

An ionic compound made up of a cation other than H⁺ and an anion other than OH⁻ or O²⁻. Salts are products of neutralization reactions between acids and bases​

Question 2

How can you identify a salt from its formula?

Answer 2

It has a metal bonded to a non-metal or a negative group.
It has ammonium bonded to a non-metal or a negative group​

Question 3

List some applications of salts in real life

Answer 3

Fertilizers
Preventing ice formation on roads
Medicines
Food additives and cooking​

Question 4

How are neutralizations involving salts useful in everyday life?

Answer 4

Adjusting soil pH for plants.
Treating indigestion caused by stomach acidity.
Treating insect stings

Question 5

How is a soluble salt prepared using the titration method?

Answer 5

Titrate an acid with an alkali to determine proportions.
Mix them in correct amounts.
Evaporate water to obtain pure salt crystals​

Question 6

Describe the steps to prepare an insoluble salt

Answer 6

Mix two suitable solutions to form a precipitate.
Filter the precipitate from the solution.
Wash the precipitate with distilled water.
Leave it to dry or place it in a warm oven

Question 7

What is the process to prepare copper sulfate using sulfuric acid and copper oxide?

Answer 7

Add copper oxide gradually to sulfuric acid while heating and stirring.
Stop adding when no more solid dissolves.
Filter to remove excess base.
Evaporate the filtrate to obtain copper sulfate​