Acids and alkalis

Question 1

Examples of acids

Answer 1

• hydrochloric acid

- nitric acid

Question 2

Examples of alkalis

Answer 2

• sodium hydroxide

- potassium hydroxide

Question 3

Examples of different indicators

Answer 3

• litmus paper

- universal indicator

Question 4

What colour is strong acid in universal indicator

Answer 4

Red

Question 5

What is a neutralisation reaction

Answer 5

neutralisation is a chemical reaction in which acid and an alkali react so that the pH level turns neutral

Question 6

What is the neutralisation equation

Answer 6

Acid + alkali —>salt + water

Question 7

Everyday examples of neutralisation

Answer 7

• indigestion tablets

- brushing your teeth