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metals

N 4. metals. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 1. answer. Are metals finite or infinite resources?. finite. 2. answer. Name a metal found uncombined in the Earth’s crust. gold, silver, copper. 3. answer. Give a property of metals. Conduct electricity

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metals

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

  2. 1 answer Are metals finite or infinite resources? finite Calderglen High School

  3. 2 answer Name a metal found uncombined in the Earth’s crust gold, silver, copper Calderglen High School

  4. 3 answer Give a property of metals Conduct electricity Conduct heat Strong Malleable Ductile Calderglen High School

  5. 4 answer Give the family name forGroup 1metals? Na Cs Li K Alkali metals Calderglen High School

  6. 5 answer What is produced when a metal reacts with oxygen ? Metal oxide Calderglen High School

  7. 6 answer Give an example of a metal obtainedfrom its ore byelectrolysis Mg, Al, Na, K, Li Calderglen High School

  8. 7 answer Name the products of the reaction between sodium and water sodium hydroxide and hydrogen Calderglen High School

  9. 8 answer Where are the metals found in the Periodic Table? To the LEFT hand side of the step Calderglen High School

  10. 9 answer Name the products of the reaction between zinc and dilute sulphuric acid zinc sulphate and hydrogen gas Calderglen High School

  11. 10 answer What is an alloy? Mixture of metals or metals with non-metals Calderglen High School

  12. 11 answer Name a metal which does NOT react with dilute acid silver copper gold Calderglen High School

  13. 12 answer Identify the two alloysbrass, iron, copper, steel brassandsteel Calderglen High School

  14. 13 answer Calculate the percentage mass of potassium in potassium sulphide K2S 1 mol of K2S = (2 x 39) + 32 = 110 Total mass of K in K2S = (2 X 39) = 78 % mass = 78 x 100 = 71% 110 Calderglen High School

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