1. Acids and Alkalis Examples: Acid: Alkali: Base: The ions present in:
Acids are…..
Alkalis are…
Alkalis and bases:
Similarities: Differences:
Neutralization is :
A substance with a pH
of:
<7 is a…..
=7 is a…..
>7 is a………
Definitions:
Acid:
Alkali:
Base:
The pH scale is…
soil sample
pH of soil A
6.0 B
7.5 C
7.0 D
4.5 E
8.0
Which soil sample is neutral?
Most types of heather grow better in acidic soil. In which of the soil samples should heather grow well?
Cabbage grows better in alkaline soil. In which of the soil samples should cabbage grow well?
What could the farmer with soil A do to make it better for growing cabbages? (2 marks)
Acids and Alkalis
Naming salts: e.g’s…. (including a balanced symbol equation for each e.g.)
Magnesium + Hydrochloric
acid
Calcium Sulphuric
Carbonate acid
Sodium Nitric
Hydroxide acid
Making salts:
Acid
Salt formed
Hydrochloric acid
Nitric acid
Sulphuric acid