Neutralisation (3)

Chemistry

Not quite remember

I easily remember

Titration Method (6)

When the end point is achieved, all the hydrogen ions, H+ completely neutralise all the hydroxide ions, OH– to produce water molecules

Colours of indicators (phenolphthalein) in acidic conditions

Colourless

Colours of indicators (phenolphthalein) in neutral conditions

Colourless

Colours of indicators (phenolphthalein) in alkaline conditions

Pink

Colours of indicators (methyl orange) in acidic conditions

Red

Colours of indicators (methyl orange) in neutral conditions

Orange

Colours of indicators (methyl orange) in alkaline conditions

Yellow

Uses of milk of magnesia Mg(OH)2

Relieves gastric pain

Uses of weak alkali in the shampoo

Neutralises acid on hair

Uses of slaked lime, Ca(OH)2 in agriculture

Slaked lime, Ca(OH)2 which is alkaline, is used to treat acidic soil

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