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Which of the following is isoelectronic with carbon atom:
(1) Na+
(2) Al+3
(3) O2-
(4)N+
Ans: N+
The formation of a co-ordination compound involves reaction between a metal ion and ligands. If the force of attraction of the metal ion with ligands is strong a stable complex may
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Cationic detergent - Types of Detergent These types of detergent are mainly acetates or chlorides of quaternary amines. Being much more restricted than the anionic detergents t
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The nitride ion in lithium nitride is composed of: (1) 7 protons + 10 electrons (2) 10 protons + 10 electrons (3) 7 protons + 7 protons (4) 10 protons + 7 electr
Correct set of four quantum numbers for valence electron of rubidium (Z = 37) is: (1) 5,0,0,+1/2 (2) 5, 1,0,+1/2 (3) 5,1,1,+1/2
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decreasing order of +M.E. group
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