1 |
Draw an oxide ion (3) |
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2 |
What does 37Cl
and 35Cl have in common? (2) |
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3 |
How does 37Cl
and 35Cl differ? (1) |
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4 |
Write a
balanced chemical reaction for Aluminium and Sulphuric acid (4) |
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5 |
Assign Oxidation numbers
to determine what has been reduced in the reaction above, explain your
answer (6) |
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6 |
What is the reducing
agent? (1) |
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7 |
How would you define
reduction (1) |
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8 |
Calculate the % of S in H2SO4
(2) |
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9 |
Sulphuric acid is a
strong acid, explain what this means? (1) |
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10 |
Sulphuric acid contains 2
protons, what do we call acids that contain 2 protons (1) |
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11 |
Sulphuric acid can be
neutralised by alkalis, what is an alkali? (1) |
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12 |
Look at this reaction:
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