Sec1 Sci C7p Elements, molecules and compounds Cut out the boxes and arrange them into the order: Formula description of molecule Properties Element/compound Description of Element or Formula Name and info molecule compound? N2 Two hydrogen Carbon dioxide atoms bonded to A colourless gas found in Compound one oxygen atom in fizzy drinks and released the middle when you burn fossil fuels Sulfur dioxide S8 Two bromine This gas is made from atoms bonded burning with sulfur in Compound together them. It is poisonous and colourless. H2O Two oxygen atoms Oxygen attached to one The second most common Compound carbon atom in the gas in air, it is needed to middle burn fossil fuels. O2 Eight sulfur atoms Nitrogen bonded to each This unreactive colourless Compound other making a gas is 78% of the Earth’s ring atmosphere. Six carbons Sulfur Br2 bonded in a ring A yellow solid that does not with six oxygens conduct electricity, it is Compound and twelve sometimes found near hydrogens bonded volcanoes. to the carbons CO2 Water Two nitrogen Inside this colourless liquid atoms bonded Element all life on Earth happens. It together freezes at 0ºC. C6H12O6 Chlorine Two oxygen atoms An reactive green gas that Element bonded together is poisonous Bromine Cl2 Four hydrogen A poisonous red-brown bonded to a substance that is one of only Element carbon atom in the 2 liquids in the periodic middle table of elements SO2 Methane Two chlorine A colourless gas that is atoms bonded Element found in the fossil fuel together called natural gas CH4 Sugar Two oxygen atoms A white solid that is made bonded to a sulfur Element when plants convert light atom in the middle energy into chemical energy Extension: Using the textbook and what you know draw a picture of the structures of each of these molecules (water is at the top of the
Sec1 Sci C7p Elements, molecules and compounds Cut out the boxes and arrange them into the order: Formula description of molecule Properties Element/compound Description of molecule Formula Name and info Element or compound? Two hydrogen atoms bonded to one oxygen atom in the middle N2 Carbon dioxide A colourless gas found in fizzy drinks and released when you burn fossil fuels Compound Two bromine atoms bonded together S8 Sulfur dioxide This gas is made from burning with sulfur in them. It is poisonous and colourless. Compound Two oxygen atoms attached to one carbon atom in the middle H2O Oxygen The second most common gas in air, it is needed to burn fossil fuels. Compound Eight sulfur atoms bonded to each other making a ring O2 Nitrogen This unreactive colourless gas is 78% of the Earth’s atmosphere. Compound Six carbons bonded in a ring with six oxygens and twelve hydrogens bonded to the carbons Br2 Sulfur A yellow solid that does not conduct electricity, it is sometimes found near volcanoes. Compound Two nitrogen atoms bonded together CO2 Water Inside this colourless liquid all life on Earth happens. It freezes at 0ºC. Element Two oxygen atoms bonded together C6H12O6 Chlorine An reactive green gas that is poisonous Element Four hydrogen bonded to a carbon atom in the middle Cl2 Bromine A poisonous red-brown substance that is one of only 2 liquids in the periodic table of elements Element Two chlorine atoms bonded together SO2 Methane A colourless gas that is found in the fossil fuel called natural gas Element Two oxygen atoms bonded to a sulfur atom in the middle CH4 Sugar A white solid that is made when plants convert light energy into chemical energy Element Extension: Using the textbook and what you know draw a picture of the structures of each of these molecules (water is at the top of the
sec1_sci_c7p_ws_elements_molecules_and_compounds_1pg.docx