## IGCSE chemistry MCQs on Atoms and Elements

Here you can find all IGCSE chemistry MCQs on Atoms and Elements topics. 1. Which statement about an

atom of fluorine, 19F9 , is correct? A IRead More…

Friday, August 14, 2020

Here you can find all IGCSE chemistry MCQs on Atoms and Elements topics. 1. Which statement about an

atom of fluorine, 19F9 , is correct? A IRead More…

Shapes of Atomic orbitals of shells: Mainly Shapes of Atomic orbitals of shells include “s” Orbitals and “p” orbitals . s orbitals are spherRead More…

Pauli’s Exclusion principle for electronic configuration Pauli’s Exclusion principle for electronic configuration suggests that No Two electrons Read More…

Hund’s Rule of Maximum Multiplicity Hund’s Rule of Maximum Multiplicity suggests that Pairing of electrons does not take place until all the oRead More…

Notes on Quantum mechanical model of Atom: Notes on Quantum mechanical model of Atom: It is based on Heisenberg’s uncertainty principle and SchrRead More…

What is Schrodinger wave equation? : Erwin Schrodinger gave a mathematical equation “Schrodinger wave equation”for the wave nature of electron&nRead More…

Heisenberg uncertainty principle According to Heisenberg uncertainty principle, it is impossible to determine momentum and position of an eRead More…

Niels Bohr discovery Niels Bohr discovery improved Rutherford’s nuclear model by suggesting that the electrons revolve in the discrete energy orRead More…

Rutherford’s nuclear Model of Atom Rutherford’s nuclear Model of Atom is based on the gold foil experiment with alpha particles. Gold foil expRead More…

Thomson atomic model: Thomson atomic model says that An atom is similar to a watermelon in which electrons are like watermelon seeds and the fleshRead More…