Neutralisation

Question 0

What is another word for alkalis?

Answer 0

Soluble bases

Eg. Sodium hydroxide

Question 1

What three metals do acid react with?

Answer 1

Metal oxides
Metal hydroxides
Metal carbonates

Question 2

What is the scientific word for when it gives out heat to their surroundings?

Answer 2

Exothermic

Question 3

What is it called when an acid reacts with an alkali?

Answer 3

Neutralisation

Question 4

When an acid and and alkali are reacted with each other, what does it produce?

Answer 4

Metal salt+water

Question 5

What forms when acids and metal carbonates are reacted with each other?

Answer 5

Metal salt+water+carbon dioxide

Question 6

What is the test for carbon dioxide gas?

Answer 6

Pass the carbon dioxide through lime water. If the gas is carbon dioxide, the limewater will appear ‘cloudy’ or ‘milky’.

Question 7

What is the test for carbonate?

Answer 7

Add the carbonate to an acid. If the substance effervesces, producing carbon dioxide gas, then it is carbonate.

Question 8

What are crystals?

Answer 8

Large scale regular arrays of a particular solid compound

Question 9

How do crystals form?

Answer 9

The solution of the compound cools and the solvent (usually water) evaporates