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first two groups are metal but why hydrogen is placed in first group
The frequency of radiation emitted when the electron falls from n= 4 to n=1 in a hydrogen atom will be (Given ionization energy of H = 2.18x 10 -18 J atom-1 and h= 6.625x 10-
Synthesis of di and tri substituted benzenes
Write the formula and name the example of k peroxide
Q. Describe about Halide Minerals? Highly electropositive alkali and alkaline earth metals tend to form halide salts, which being soluble in water are washed away into the ocea
Antibiotics: A chemical substance generated by or derived from living cells that is able of inhibiting the life procedures or even destroying micro-organism is known as Antibio
Why do zinc hydroxide, aluminium hydroxide and lead (II) hydroxide dissolve in excess aqueous sodium hydroxide?
OSTWALDS DILUTION LAW IS APPLICABLE TO WHAT
why YbS and YbI2 are semiconducting solids but LaS and LaI2 show metallic character..
Briefly discuss the physical origin and uses of Hall effect? Its physical origin follows from the Boltzmann Transport phenomenon. It is used to get carrier density and the sign
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