Draw all the possible geometrical isomers for each of the following compounds. Indicate the cis and trans isomers.
(a)
cyclohexane-1,2-diol
(b)
1,2-dichlorocyclohexane

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.