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Free radical aromatic substitution - Hydrocarbon
The aromatic substitution reactions that follow free radical mechanisms are extremely few and have limited synthetic value. Although some typical illustartions of these reactions are:
The method of chlorination of benzene at high temperature is identical to that of the free radical aliphatic substitution
Cl2 → Cl + Cl (Chain initiation)
C6H6 + Cl → C6H5+HCl (H- abstraction)
C6H5 + Cl2 → C6H5Cl + Cl (Chain propagation)
Quantum numbers of an atom can be defined on the basis of: (1) Hund's rule (2) Aufbau's principle (3) Pauli's exclusion principle (4) Heisenberg's uncertainty principl
#question.what is the diff b/w reso and mesomerism.
What did thomson''s model of an atom look like, when did he discover the atom, where did he discover it, how did he, who helped him, when did he die, how did he die??????
GROUP 2: ALKALINE EARTHS The elements known commonly as alkaline earths have atoms with the (ns) 2 design and almost always have the +2 oxidation state in their compound
how does salt bridge works??
Molecule in itself is electrically stable so it cant act as ligand So that it can acts as the negative and pasitive ligand.
question..in which the molality is used? units of molality
You are given a sample block of an unknown metal. The block displaces 3.24 mL of water and has a mass of 62.5429 g. What is the density of the unknown metal? What is the metal?
The valence electron in the carbon atom are: (1) 0 (2) 2 (3) 4 (4) 6 Ans: 4
The gas stream from a sulfur burner is composed of 15-mol% SO 2 , 20-mol% O 2 , and 65-mol% N 2 . This gas stream at 1 bar and 680°C enters a catalytic converter, where the SO 2
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