Chemistry: Acid, Alkalis and Indicators

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Acid
A corrosive and sour substance that dissolves in water
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Alkalis
A corrosive and greasy (soap like) substance that dissolves in water
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Indicator
A compound that will change colour in the presence of acid or alkalis
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Red litmus
When litmus is red it is in the presence of acid
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Blue litmus
When litmus is blue it is in the presence of alkalis
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Neutralisation
When acid reacts with alkalis to produce Salt and Water and there is no acid or alkalis left over
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Acid reacts with:
Alkalis->Salt+Water ,Metal->Salt+Hydrogen, Metal Oxide->Salt+Water, Metal Carbonate->Salt+Water+Carbon dioxide and When salt reacts with anything Salt is produced
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Salt
Poisonous, Table salt is Sodium Chloride and Produced when acid reacts with anything
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Hydrogen
Gas, [H], Produced when Acid reacts with a metal, Hydrogen is kicked out of the acid by the metal reacting with the acid, Hydrogen leaves as gas or as water
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pH
[Power of hydrogen or potential hydrogen], range from 0-14 in a Universal Indicator,
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Other cards in this set

Card 2

Front

Alkalis

Back

A corrosive and greasy (soap like) substance that dissolves in water

Card 3

Front

Indicator

Back

Preview of the front of card 3

Card 4

Front

Red litmus

Back

Preview of the front of card 4

Card 5

Front

Blue litmus

Back

Preview of the front of card 5
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