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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Which orbital is represented by the complete wavefunction Ψ420 :
Which orbital is represented by the complete wavefunction Ψ420 :
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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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Two particles of masses m and 2m have equal kinetic energies Their de Broglie wavelengths are in the ratio of :
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Which compound is soluble in 
Which compound is soluble in
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Blue borax bead is obtained with
Blue borax bead is obtained with
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Which of the following salt gives white precipitate with 
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Starch-iodide paper is used for the test of
Starch-iodide paper is used for the test of
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Sodium sulphite on heating with dilute 
liberates a gas which
Sodium sulphite on heating with dilute liberates a gas which
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A precipitate of calcium oxalate will not dissolve in
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
Which one of the following salt give green coloured flame when the salt is tested by Pt wire
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When concentrated is added to dry 
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When concentrated is added to dry , brown fumes evolve. These fumes are
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The metal that does not give the borax bead test is
The metal that does not give the borax bead test is
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Which one of the following metals will give blue ash when its salt is heated with 
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Which one of the following metals will give blue ash when its salt is heated with solid and on a charcoal piece
chemistry-General
