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Science CH5 Cls 7 - Coggle Diagram
Science CH5 Cls 7
Neutral
Has no effect on any litmus paper red or blue
Has no effect on phenolphthalein
Acid + Base = Neutral substance + Salt
Neutralisation:
NaOH + HCl = NaCl + H²O
Bases
Turns red litmus blue
Turns phenolphthalein pink colour
turns turmeric red
Has hydroxyl ions OH-
Bitter in taste
Curcumic gives turmeric yellow colour
Acids
Turns blue litmus red
Has no effect on phenolphthalein
Has no effect on turmeric
Reacts with more active metals to make salts and release hydrogen gas.
Has hydronium ions H3O+
Sour in taste
CO² turns lime water milky