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Show that wavefunction ψ1(x) = (2/L)1/2sin(πx/L) of a particle in a box is an eigenfunction of the operator d2 /dx2 and also calculate the corresponding eigenvalue.
In hydrogen spectrum the different lines of Lyman series are present is : (1 )UV field (2) IR field (3) Visible field (4) Far IR field Ans: UV field
Calculate ionisation potential of the electron in the first exited state of singly ionised Helium atom is given by ionisation of Hydrogen atom to be 13.6 eV. Ans: According to
clear scientific definition of exothermic and endothermic reactions
Q. How to determine wavelength of electromagnetic waves? The frequency as well as velocity of a wave determines its wavelength the distance between equivalent points on a con
Interval Scales An alternative approach is to rate liking on a proper interval scale or on a continuous line - scale, with only the ends of the scale being labeled " extreme
Calculate the force constant of CF4 and SiF4 and compare their relative strengths with each other. The heats of formation of CF 4 and SiF 4 are -1222 kJmol -1 and -1615
the periodic table
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hitorff method
Preparation of saturated calomel electrode and determination of standard potentials of electrodes such as Cu 1 Cu, Zn 1 Zn, etc. Comparison of the potential values with values from
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