WorksheetsSCS Year 7 Acids & Alkalis
Total questions: 10
Worksheet time: 5mins
A weak acid can be described as
Any solution above pH 11
an acidic solution of Ph range 4-6
An acid that has been diluted
An acidic solution of pH range 4-6
Universal indicator will
turn red with bleach
turn green with cola
identify weak and strong pH
turn red in an alkaline solution
What is the chemical formula for sulphuric acid?
HNO3
HCl
H2SO4
H2NO3
How would you describe a solution of pH 8?
Neutral
Weak alkali
Weak acid
Strong acid
What are the products when an acid and alkali react?
Salt and water
Salt and hydrogen
Salt only
Hydrogen only
What salt is made if sulphuric acid is mixed with calcium hydroxide?
Sulphur hydroxide
Calcium sulphate
Calcium sulphuric
Sulphuric oxide
What is the correct description of how an acid and alkali react?
Acidification
Naturalisation
Neutralisation
Alkalisation
What pH best describes a neutral solution?
0
1
7
14
What would Jim need to react to make copper chloride?
Hydraulic acid and copper
Copper chloride and hydrogen
Copper and sulphuric acid
Hydrochloric acid and copper hydroxide
Nitric acid always makes which kind of salt?
An acidic one
Blue ones
Nitrates
Nitricous
