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Study
Chemistry Y8! Part 2 IGCSE
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Carbon-14 is written this way, what is the symbol for carbon 12?
12 | 6 C
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Describe a test for carbon dioxide gas
A lighted split extinguishes
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How would you show that a solution is alkaline?
Universal indicator changes from green to blue/purple, litmus paper changes blue
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Name this scientific apparatus!
Beaker
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Word equation for nitric acid with calcium carbonate
calcium carbonate + nitric acid -> calcium nitrate + carbon dioxide + water
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Name this apparatus!
Condenser
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A mysterious Metal X does not react with water or diluted hydrochloric acid. What could this metal be?
Gold
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What material in your experiments this year poses this hazard?
Potassium, Sodium...
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An isotope of magnesium has a nucleon number of 26 and a proton number of 12.How many neutrons in one atom of this isotope of magnesium?
14
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Why are constant variables important in an experiment?
To ensure results are fair
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The hazard this sign shows is...
Corrosive
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Describe a test for hydrogen gas
A lighted splint produces a squeaky pop sound
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When unsure of the reliability of experiment results, you should....
Repeat the experiment
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Name this apparatus!
Round bottomed flask
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Using the periodic table, find the number of protons in 1 atom of Calcium
20
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Another word for unreactive is...
inert
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An alkaline solution might give a reading of pH....?
Greater than 7pH
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