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Bohr model of an atom could not account for:
(1) Emission spectrum
(2) Absorption spectrum
(3) Line spectrum of hydrogen
(4)Fine spectrum
Ans: Fine spectrum
discovered boron family
YES,LiAlH 4 be used to reduce nitro group to amino group in hydrogenation
Illustrate the following observations: (a) Cottrell's smoke precipitator is fitted at the mouth of the chimney used in factories. (b) Ferric hydroxide sol. Gets coagulated
The order of filling of electrons in the orbitals of an atom will be : (1) 3d, 4s, 4p, 4d, 5s, (2) 4s, 3d, 4p, 5s, 4d (3) 5s, 4p, 3d, 4d, 5s
the standard EMF of cell Pt/H2
give an assignment of organic compounds
how can you explain the fact that lanthinides are highly electopositive?
5 points on nickel plating
what r significanc of law of succive disintegration
what are the application of law of chemical combination?
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