Chem periodic table 0.0 / 5 ? AccountingChemOtherOther Created by: stephy08lamplCreated on: 20-05-14 08:08 What are the four vital non-metals? Carbon, Hydrogen, Oxygen, Nitrogen 1 of 26 Where is carbon mostly found? huge amounts of carbon compumds are in the Earth's crust 2 of 26 What are some forms of carbon? Diamond, graphite, limestone, chalk, oil and natural gas 3 of 26 Where is hydrogen mostly found? Most hydrogen atoms are joined to oxygen atoms in the compound water 4 of 26 Why is hydrogen used as fuel? Because it is a gas at room temperature 5 of 26 Where is oxygen mostly found? Oxygen is all around us in the air 6 of 26 What are things reacting with when they burn? Oxygen 7 of 26 What is oxygen used for? We could not live without the oxygen we breathe in. Hospitals use oxygen in many treatments 8 of 26 How do hospitals use nitrogen? They use liquid nitrogen to freeze blood and to remove warts and veruccas 9 of 26 What do companies use nitrogen for? To make hundreds of different compounds such as fabrics for clothes and fertisizers for plants 10 of 26 What is the test for carbon dioxide gas? If it is bubbled through limewater, the clear limewater will become cloudy 11 of 26 What is the test for hydrogen gas? Hydrogen makes a lit splint make a popping sound 12 of 26 What is the test for oxygen gas? Oxygen relights a glowing splint 13 of 26 What is the test for nitrogen gas? There is no test 14 of 26 What is silicon? a semi-metal 15 of 26 What metal properties does silicon have? It is bendy and conducts electricity 16 of 26 What non-metal properties does silicon have? It is brittle 17 of 26 What are silicones? Compounds of silicon and oxygen 18 of 26 Some silicones can be slippery liquids. What are they used for? Hair conditioner 19 of 26 Some silicones can be soft and rubbery. What are they used for? Clothes for firefighters and waterproof tents 20 of 26 Where is silicon on the periodic table? Silicon and other semi-metals are on the borderline of metals and non-metals 21 of 26 What is silicon used for? Gemstones are made of silicon dioxide. Most of the world's rocks are made of silicon dioxide. Silicon makes microchips for electrical devices 22 of 26 What do the uses of elements depend on? Their properties 23 of 26 Are the properties of compounds the same or different to those of the elements in them? Different 24 of 26 How is the periodic table organised? It groups together elements with similiar properties 25 of 26 Where are metals and non-metals on the periodic table? Metals are on the left and non metals are on the rights 26 of 26
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