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Although cholrine is electron withdrawing group.yet it is ortho nd para directing in electrophilic aromatic substitution reactants.why?
Solution) Halogens are an exception of the deactivating group that directs the ortho or para substitution.The halogens deactivating the ring by inductive effect not by the resonance even though they have an unpaired pair of electrons.The unpaired pair of electrons gets donated to the ring,but theinductive efffect pullles away the electrons from the ring by the elecronegitivity of the halogens.
The galvanic cells in which electrodes are made of same metal but they are immersed in the electrolytes of different concentrations in two half cells are called concentration cells
Give one significant use of each of the following: (i) Bithional (ii) Chloramphenicol (iii) Streptomycin (iv) Paracetamol
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writethe sort farmula of learn the pariodik table.
Which of the following set of quantum number is not possible: n l m1 m2 (a) 3 2 1
Valence electron of pd Pd has ten valence electrons in the neutral atom. There are no charges and no X-type ligands in the complex; as, this is a d 10 complex.
What is the chemistry of nitration of naphthalene?
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