Chemistry-
General
Easy
Question
Which orbital is represented by the complete wavefunction Ψ420 :
- 4d
- 3d
- 4p
- 4s
The correct answer is: 4s
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If the atom 100Fm257 follows Bohr model and the radius of last orbit of 100Fm257 is n times the Bohr radius, then find n
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The intensity of X-rays from a coolidge tube is plotted against wavelength l as shwon in the figure The minimum wavelength found is l c and the wavelength of the Ka line is kl As the accelerating voltage is increased
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Which compound is soluble in 
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Sodium sulphite on heating with dilute liberates a gas which
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A precipitate of calcium oxalate will not dissolve in
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Which one of the following salt give green coloured flame when the salt is tested by Pt wire
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An electron in the ground state of hydrogen atom is revolving in anticlockwise direction in the circular orbit of radius R The atom is placed in a uniform magnetic induction B such that the plane normal of electron orbit makes an angle 300 with B, as shown in figure The torque experienced by electron will be
An electron in the ground state of hydrogen atom is revolving in anticlockwise direction in the circular orbit of radius R The atom is placed in a uniform magnetic induction B such that the plane normal of electron orbit makes an angle 300 with B, as shown in figure The torque experienced by electron will be
physics-General
