GCSE Science Nov 2006 Chemistry 1A Paper Ans Key

abc General Certificate of Secondary Education Science A 4461 Chemistry 4421 CHY1A F & H Objective Test Answer Keys November 2006 examination series Science A/Chemistry – CHY1A (Products from Rocks) -AQA GCSE Answer Keys November 2006 series 2 CHY1A (Products from Rocks) Foundation Tier Question Key One A calcium 2 B copper 3 C gold 1 D titanium 4 Two A good conductors 3 B high melting points 2 C made into alloys 1 D tough 4 Three A aluminium (Al) 1 B iron (Fe) 4 C oxygen (O) 3 D potassium (K) 2 Four A costs 1p to produce 1000 J of heat energy 3 B causes least pollution 2 C releases the most heat energy per kg 4 D is likely to produce the most acid rain 1 Five A a bond 4 B an electron 3 C an element 2 D a nucleus 1 Six A methane 2 B pentane 4 C octane 3 D nonane 1 A B C D Seven 1 3 3 2 Eight 2 3 2 2 Nine 3 3 2 4 Science A/Chemistry – CHY1A (Products from Rocks) -AQA GCSE Answer Keys November 2006 series 3 CHY1A (Products from Rocks) Higher Tier Question Key One A methane 2 B pentane 4 C octane 3 D nonane 1 Two A CO2 1 B 3CO2 3 C H2O 2 D 2H2O 4 A B C D Three 2 3 2 2 Four 3 3 2 4 Five 3 3 4 4 Six 2 1 4 4 Seven 2 1 2 1 Eight 4 4 1 3 Nine 2 4 3 1