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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:
kcl crystal structure
WHAT IS THE MEANING OFPotential Energy Surfaces
What is meant by the term Valence
what are ion? under what conditions are they produced?
Colloids are either positively charged or negatively charged. But What are the various factors responsible for charge on the colloidal sols?
The molecular formula of chloride of a metal M is MCl3 The formula of its carbonate would be: (1) MCO 3 (2) M 2 (Co
What is the de-Broglie wavelength associated with the hydrogen electron in its third orbit: (1) 9.96x 10 -10 cm (2) 9.96x 10 -8 cm (3) 9.96x 1
Assignment
Why a covalent bond is directional? The covalent bond is formed as a result of pairing of two electrons in the atomic orbitals of two atoms. The bond then should lie along the
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