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CBSE Class 11-science Answered

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Asked by raushan kumar | 29 Dec, 2012, 08:40: PM
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Please mention the topic or specify the question.
Answered by | 30 Dec, 2012, 09:21: AM
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CBSE 11-science - Chemistry
isotopes
Asked by keerthi | 10 Jan, 2013, 07:38: PM
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CBSE 11-science - Chemistry
ABOUT THE TOPIC
Asked by raushan kumar | 29 Dec, 2012, 08:44: PM
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CBSE 11-science - Chemistry
ABOUT THE TOPIC
Asked by raushan kumar | 29 Dec, 2012, 08:41: PM
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CBSE 11-science - Chemistry
ABOUT THE TOPIC
Asked by raushan kumar | 29 Dec, 2012, 08:40: PM
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CBSE 11-science - Chemistry
A magnesium surface has a work function of 3.68 eV. Electromagnetic waves with a 215 nm wavelength strike the surface and eject photoelectrons. Calculate the energy of the photoelectrons in Joules and in electron volts.
Asked by | 29 Dec, 2012, 07:13: PM
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CBSE 11-science - Chemistry
Hello sir, in 5f orbital n=5 and l=n-1 so n=4 but tat is not the correct answer n=3 is correct, but how?
Asked by | 12 Dec, 2012, 09:19: PM
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CBSE 11-science - Chemistry
Explain schrodinger wave equation and its derivation.
Asked by | 26 Nov, 2012, 07:34: PM
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CBSE 11-science - Chemistry
sir how to classify compounds for ex-CaSo4,HONO2,NO3-etc.on basis of whether they form covalent or ionic bonds?give a simple electronic structure for each?
Asked by Akash Sundi | 19 Nov, 2012, 02:58: PM
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CBSE 11-science - Chemistry
what are the limitations of Bohr's model of an atom?
Asked by | 18 Nov, 2012, 04:23: PM
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CBSE 11-science - Chemistry
which of the following values of energy is not possible to be absorbed or emitted by a body? (A)E=hv (B)E=14hv (C)E=2hv (D)E=1.5hv
Asked by | 13 Nov, 2012, 05:41: AM
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