Acids

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  • Created by: sharonn.0
  • Created on: 20-04-22 23:11
what do acids form when added to water
positive hydrogen ions
1 of 22
what do alkali form when added to water
negative hydroxide ions
2 of 22
what pH do acids have
pH below 5
3 of 22
what pH is neutral
pH 7
4 of 22
what pH do alkali have
pH above 7
5 of 22
what colour is litmus in acid
red
6 of 22
what colour is litmus in alkali
blue
7 of 22
what colour is phenolphthalein in acid
colourless
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what colour is phenolphthalein in alkali
pink
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what colour is methyl orange in acid
red
10 of 22
what colour is methyl orange in alkali
yellow
11 of 22
what is a dilute solution
solution that contain small amount of solute in a given volume of solution
12 of 22
what is a concentrated solution
solution that contains a large amount of solute in a given volume of solution
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what is a base
water-soluble is referred to as an alkali
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what is produced when a metal reacts with an acid
salt and hydrogen
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what is produced when a base reacts with an acid
salt and water
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what is the test for hydrogen
holding a burning splint in a test tube if the gas is hydrogen it will make a squeaky pop
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what is the test for carbon dioxide
bubbling the gas through an aqueous solution of calcium hydroxide (limewater)
If the gas is carbon dioxide, the limewater turns milky or cloudy
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what are compounds of sodium, potassium and ammonium
soluble
19 of 22
what are all nitrates
soluble
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which chlorides are insoluble
silver and lead
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which sulfates are insoluble
barium, calcium and lead
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Other cards in this set

Card 2

Front

what do alkali form when added to water

Back

negative hydroxide ions

Card 3

Front

what pH do acids have

Back

Preview of the front of card 3

Card 4

Front

what pH is neutral

Back

Preview of the front of card 4

Card 5

Front

what pH do alkali have

Back

Preview of the front of card 5
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