Physical Chemistry
Some Basic Concepts of Chemistry
MCQ (Single Correct Answer)Chemical Equilibrium
MCQ (Single Correct Answer)Radioactivity and Nuclear Chemistry
MCQ (Single Correct Answer)Solid State
MCQ (Single Correct Answer)Surface Chemistry
MCQ (Single Correct Answer)Inorganic Chemistry
Periodic Table
MCQ (Single Correct Answer)Hydrogen and It's Compounds
MCQ (Single Correct Answer)d and f Block Elements
MCQ (Single Correct Answer)Organic Chemistry
IUPAC Nomenclatures
MCQ (Single Correct Answer)General Organic Chemistry
MCQ (Single Correct Answer)Polymers
MCQ (Single Correct Answer)Biomolecules
MCQ (Single Correct Answer)Practical Chemistry
MCQ (Single Correct Answer)Chemistry In Everyday Life
MCQ (Single Correct Answer)1
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
The maximum number of electrons in an atom in which the last electron filled has the quantum numbers n = 3, l = 2 and m = $$ - $$
1 is
2
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
The radius of the first Bohr orbit of a hydrogen atom is 0.53 $$\times {10^-8}$$ cm. The velocity of the electron in the first Bohr orbit is
3
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
The number of unpaired electrons in the uranium (92U) atom is
4
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
The difference between orbital angular momentum of an electron in a 4f -orbital and another electron in a 4s-orbital is
Questions Asked from MCQ (Single Correct Answer)
WB JEE Subjects
Physics
Mechanics
Electricity
Chemistry
Physical Chemistry
Inorganic Chemistry
Mathematics
Algebra
Trigonometry
Coordinate Geometry