What are elements?
Give the chemical symbol of iron and chlorine.
Write the chemical formulae of the following compounds:
(a) Aluminium oxide
(b) Zinc acetate
Balance the following equation:
Ca(OH), + HCl CaCl, + H2O
What does a chemical equation represent?
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Iron is used to make alloy steels like carbon steels with additives such as nickel, chromium, vanadium, tungsten, and manganese. These are used to make bridges, electricity pylons, bicycle chains, cutting tools and rifle barrels. Cast iron contains 3–5% carbon. It is used for pipes, valves, and pumps
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fe and cl and antique furniture ♥the students ♥and b
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