Answer is D 2 elements and a total of 3 atoms
Freidal craft reaction is the attack of a carbon or carbon chain on aromatic ring with the help of anhydrous AlCl3 to produce alkylated benzene ring.
Only ketone not be able to undergo friedal craft reaction as, it is not aromatic compound whereas all the given reactants are aromatic and gives friedal craft reaction.
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Answer:
Element Atomic Number One number you will find on all periodic tables is the atomic number for each element.
Explanation:
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