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project on p block..
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
The ionisation potential of a hydrogen atom is -13.6 eV. What will be the energy of the atom corresponding to n= 2 . (1) -3.4 eV (2)-6.8 eV (3) -1.7 eV
what is a crystal and why do crystals have regular faces?
A cricket ball of 0.5 kg is moving with a velocity of 100 m/ sec . The wavelength associated with its motion is: (1) 1/ 100cm (2) 6.6 x10 -34 m
Q. Can you explain Texture? Texture indicates the characteristic of a food and would include descriptive parameters like graininess, softness, chewiness, brittleness etc. The t
Which carbonate mineral reacts readily with cool dilute hydrochloric acid to produce visible bubbles of carbon dioxide gas? Many carbonate minerals.
Why phenol can also be prepared from chlorobenzene(Dow''s process)
Reaction due to ethernal oxygen (a) The boiling point of peroxide is higher as compared to that of ether. It is not present as remains in the distillation of ether and may reas
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