(a)[1]
State which substance is made by fermentation.
(b)[1]
State which substance is made up of single atoms.
(c)[1]
State which substance is a reactant in photosynthesis.
(d)[1]
State which substance acts as a solvent in the extraction of aluminium.
(e)[1]
State which substance is an iron ore.
(f)[1]
State which substance is manufactured from methane.
(g)[1]
State which substance is a compound with a giant covalent structure.
(h)[1]
State which substance is used as a lubricant.
(i)[1]
State which substance is detected with limewater.