How many carbon atoms are there in a benzene ring?
...How many carbon atoms are there in a benzene ring?
4
5
6
7
8
Correct answer is C
No explanation has been provided for this answer.
Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g) From the equation above, the mass of magnesium required t...
Which of the following statements about endothermic reaction is correct? ...
The soft solder used for welding and plumbing is alloy of ...
The furring of kettles is caused by the presence in water of ...
Pipe-borne water is usually chlorinated in order to ...
The bleaching action of chlorine is through the process? ...
Which of the following represents an aromatic compound? ...
Which of the following reactions is common to all hydrocarbones? ...