1
IIT-JEE 2011 Paper 1 Offline
Numerical
+4
-0
The work function
( φ )
of some metals is listed below. The number of metals which will show
photoelectric effect when light of 300 nm wavelength falls on the metal is
| Metal | Li | Na | K | Mg | Cu | Ag | Fe | Pt | W |
|---|---|---|---|---|---|---|---|---|---|
| Ф (eV) | 2.4 | 2.3 | 2.2 | 3.7 | 4.8 | 4.3 | 4.7 | 6.3 | 4.75 |
Your input ____
2
IIT-JEE 1994
Numerical
+3
-0
Find out the number of waves made by a Bohr electron in once complete revolution in its 3rd orbit?
Your input ____
3
IIT-JEE 1985
Numerical
+2
-0
What is the maximum number of electrons that may be present in all atomic orbitals with principal quantum number 3 and azimuthal quantum number 2?
Your input ____
Questions Asked from Structure of Atom (Numerical)
Number in Brackets after Paper Indicates No. of Questions
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