Valence tells us how many bonds an atom can form., Not sure, True, False, Chemical symbols show the types of atoms., Symbols, Subscripts, Pictures, Subscripts show the number of atoms., Names, Valences, Subscripts, If there is one atom, we do not write the number 1., Do not write 1, Write 0, Write 1, The formula of water is:, H2O2, HO2, H2O, The formula of methane is:, C4H, CH4, CH2, The formula of carbon dioxide is:, CO, CO2, C2O, Roman numerals are used to write:, Colour, Atom size, Valence
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