ahmedabudief

Dr. Ahmed Mohammed Abu-Dief Mohammed

Assistant Professor - Assistant professor of Inorganic and Physical Chemistry

Faculty of science

Address: Behind hospital of Sohag University - Ali Ebn Abi Taleb Street

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2019-11-22 09:42:01 | 40 | Physical Chemistry 3
orbital
* AN ORBITAL CAN HAVE MAXIMUM OF …………. ELECTRONS? * 2 b) 6 c) 10 d) 12 Read more

2019-11-22 09:18:19 | 38 | Physical Chemistry 3
quantum numbe
* WITH INCREASING QUANTUM NUMBER, N, THE ENERGY DIFFERENCE BETWEEN ADJACENT ENERGY LEVELS IN H ATOM………….. * decreases b) increases c) remains constant d) equals ∞ Read more

2019-11-22 09:11:54 | 30 | Physical Chemistry 3
radial wavefunctions
* THE SOLUTION OF THE RADIAL WAVEFUNCTIONS EQUATION WITH POSITIVE ENERGIES REFERS TO: * The unbound states of the electron. * The state in which the electron is ejected from the atom. * A higher energy state of the electron. * All of the above. Read more

2019-11-18 22:19:00 | 6 | Physical Chemistry 2
collision cross-section
True or false collision cross-section σ(ε)_, _equal to zero if the kinetic energy of approach is below a certain threshold value, Ε_A ( )_ Read more

2019-11-18 21:34:07 | 7 | Physical Chemistry 2
The collision density
Define the collision density? Read more

2019-11-18 10:12:57 | 3 | Physical Chemistry 2
Problem
Answer the problem on the attached file ? Read more

2019-11-18 09:50:35 | 6 | Physical Chemistry 2
Activation energy
Discuss the different factors can reduce the activiation energy of the recation? Read more

2019-11-18 09:44:55 | 8 | Physical Chemistry 2
collision
A collision will be successful ONLY if the kinetic energy exceeds a minimum value, the activation energy, EA_, _of the reaction ( ) Read more

2019-11-18 09:16:47 | 8 | Physical Chemistry 2
Collison
True or false All the colosion between the reactants leads to chemical reaction ( ) Read more

2019-11-14 23:21:39 | 30 | Physical Chemistry 3
Discuss
Discuss the differnt types of Rigid rotors ? Read more