CBSE Class 11-science Answered
Numerical
Asked by akheelfiroz | 28 Aug, 2010, 11:05: AM
Expert Answer
E = h frequency
495.8 x 1000 = 6.626 x 10-34 x frequency
frequency = 7.4826 x 1038 s-1
wavelength = c / frequency
wavelength = 3 x 108 / 7.4826 x 1038
= .4009 x 10-30 m
= .4009 x 10-21 nm
Answer is D
Answered by | 31 Aug, 2010, 10:27: AM
Application Videos
-
Discovery of neutron
This video explains about discovery of neutron and explains the properties ...
Concept Videos
-
Structure of Atom
This video explains Dalton's atomic theory, discovery of electrons, protons... -
Structure of Atom
This video explains electromagnetic radiations and black body radiations. -
Structure of Atom
This video explains atomic spectra. -
About quantum mechanical model of an atom
Conceptualise the quantum mechanical model of an atom and understand the co... -
Structure of Atom
This video explains shapes of atomic orbitals, Aufbau principle and Pauli's...
CBSE 11-science - Chemistry
Asked by ammu32811 | 20 Feb, 2024, 08:58: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by ee7511641 | 13 Jan, 2024, 03:37: PM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by kv3582976 | 11 Oct, 2023, 06:57: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by o230397 | 23 Sep, 2023, 02:48: PM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by shrreya27harshitha | 17 Jul, 2022, 04:15: PM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by habibakhatoon112 | 15 Jul, 2022, 09:14: PM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by deba.biswas561 | 14 Jun, 2022, 08:07: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by advssdrall | 12 Jan, 2022, 05:12: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by ks1221516 | 14 Nov, 2021, 06:46: PM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by akankhyapradhan123 | 22 Oct, 2021, 07:29: PM
ANSWERED BY EXPERT
