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If hydrogen atom is in an energy level represented by n=4,how many spectral lines are possible in its emission spectrum? Ans) There is a formula for this i.e [ (n 2- n 1 +1)
is (NH4)2S react with HNO3?
what is the chemistry behind the reactions of confirmatory test of sulphide radical of dilute acid group.
Q. Determine mass of an electron? Ans. Three years later after J.J Thomson discovered the electron, the American scientist Robert Millikan used an oil drop experiment to accu
how do you calculate the mass atomic number of an element?
1.sheilding & de-sheilding 2.magnetic anisotropy 3.hydrogen bonding
The amount of energy needed to convert one mole of solid substance to vapor state is known as Sublimation energy
how to count two oxidation no. of Cl in Ca(OCl)Cl?
explain types of ir spectrometer
Q. What are the Chemical Properties of Ammonia? Ans. Combustion: Ammonia does not burn in air but will burn in pure oxygen to form nitrogen and water vapor. 4NH 3 (g) +
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