1. Calderglen High School
metals 1 2 3 4 5 6 7 8 9 10 11 12 13
Calderglen High School

2. Are metals finite or infinite resources?1
Are metals finite or infinite resources?
answer
finite
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3. Name a metal found uncombined in the Earth’s crust2
Name a metal found uncombined in the Earth’s crust
answer
gold, silver, copper
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4. Give a property of metals3
Give a property of metals
Conduct electricity
Conduct heat
Strong
Malleable
Ductile
answer
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5. Give the family name for Group 1 metals?4
Give the family name for Group 1 metals? Na Cs
answer Li K
Alkali metals
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6. What is produced when a metal reacts with oxygen ?5
What is produced when a metal reacts with oxygen ?
answer
Metal oxide
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7. Give an example of a metal obtained from its ore by electrolysis6
Give an example of a metal obtained from its ore by electrolysis
answer
Mg, Al, Na, K, Li
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8. Name the products of the reaction between sodium and water7
Name the products of the reaction between sodium and water
K2S
answer
sodium hydroxide and hydrogen
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9. Where are the metals found in the Periodic Table?8
Where are the metals found in the Periodic Table?
answer
To the LEFT hand side of the step
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10. zinc sulphate and hydrogen gas9
Name the products of the reaction between zinc and dilute sulphuric acid
answer
zinc sulphate and hydrogen gas
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11. metals with non-metals10
What is an alloy?
answer
Mixture of metals or
metals with non-metals
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12. Name a metal which does NOT react with dilute acid11
Name a metal which does NOT react with dilute acid
silver
copper
gold
answer
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13. Identify the two alloys brass, iron, copper, steel12
Identify the two alloys brass, iron, copper, steel
answer
brass and steel
Calderglen High School

14. Calculate the percentage mass of potassium in potassium sulphide K2S13
Calculate the percentage mass of potassium in potassium sulphide K2S
answer
1 mol of K2S = (2 x 39) + 32 = 110
Total mass of K in K2S = (2 X 39) = 78
% mass = x 100 = 71%
110
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