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From the following which group of elements easily forms cation:
(1) F, CL, Br
(2) Li, Na, K
(3) O, S, Se,
(4) N, P, As
Ans: Li, Na, K
Caesiurn chloride crystallises as a body centred cubic lattice and has a density of 4.0 g cm -3 . Calculate the length of the edge of the unit cell of caesium chloride crystal.
Principal, azimuthal and magnetic quantum numbers are respectively related to: (1) Size, shape and orientation (2) Shape, size and orientation (3) Size, orientation and s
#question.whats the chemical formula for cobalt(11)sulfide.
Environmental pollution caused by oxides and oxyacids f nitrogen and sulphur
Explain rules of pericyclic The pericyclic selection rules say absolutely nothing about the position of equilibrium in every case. These rules refer to rates of reactions, not
plz explain the magnetic anisotropic effect in acetylene and ethylene?
explain the difference between singlet and triplet carbenes, demonstrate with examples
When an electron drops from a higher energy level to a low energy level, then: (1) Atomic number decreases (2) Energy is absorbed (3) Atomic number increases (4) Energ
what is oxidation?
law of conservation of mass
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