Acids, bases, and salts
Litmus solution (natural indicator)
Reaction of acids and bases with metals
Reaction of acids with metal carbonates and bicarbonates
Acid base neutralisation reaction
Metal and non metal oxides, reacting with acids and bases
Arrhenius acids and bases
Introduction to ph
Strong and weak acids/bases
Strength of solution vs concentration
Ph change & the concentration of h+/oh
Given salt, find acid and base
Identify salts as neutral, acidic, or basic
Bleaching powder
Baking soda
Washing soda
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You can master basic concepts, explore subjects further or reinforce your knowledge − at your own pace.
Wherever you are in your learning journey, here are links to free materials that may be useful to identify both your strengths and any knowledge gaps in key background subjects.