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The energy of an electron in orbit of hydrogen atom is : (1) 13.6/n 4 x eV (2) 13.6/n 3 xeV (3) 13.6/n 2 xeV (4)13.6/nx eV Ans:
Molecular View of Solution Formation See the Result by zoom button Ionic Solution
Cycloalkene - Hydrocarbon Carbocyclic compounds along with double bonds in the ring are known as cycloalkenes. Few common cycloalkenes are Cycloalkenes can be simply ac
A solution contains an unknown amount of osmium at the µg/g level, or below. Chemically pure osmium (Os) may be separated from the solution, but the chemical yields are variable an
In Balmer series of hydrogen atom spectrum which electronic transition causes third line: (1) Fifth Bohr orbit to second one (2) Fifth Bohr orbit to first one (3) Fourth
Chain growth or addition polymerisation It includes a series of reaction each of which consumes a reactive particle and generates another similar one. The reactive molecule m
how is the material extracted from concentrated ore?
Name the products of hydrolysis of sucrose. Why is sucrose not a reducing sugar? What are essential and non - essential amino acids in human food? Give one example of each ty
what will be presure if tempreture is -73?
If the velocity of hydrogen molecule is 5x 10 4 cm sec -1 then its de-Broglie wavelength is: (1) 2 Å (2) 4 Å (3) 8 Å (4)100 Å Ans: 4 Å
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