Electronic configuration of deuterium atom is
Electronic configuration of deuterium atom is Options (a) 1s¹ (b) 2s² (c) 2s¹ (d) 1s² Correct Answer: 1s¹ Explanation: Atomic…
7 years ago
Structure of Atom
The most probable radius (in pm) for finding the electron in He⁺ is
The most probable radius (in pm) for finding the electron in He⁺ is Options (a) 0 (b) 52.9 (c) 26.5…
7 years ago
The ratio of charge and mass would be greatest for
The ratio of charge and mass would be greatest for Options (a) proton (b) electron (c) neutron (d) alpha Correct…
7 years ago
Principal quantum number of an atom is related to the
Principal quantum number of an atom is related to the Options (a) orbital angular momentum (b) spin angular momentum (c)…
7 years ago
Which of the following explains the sequence of filling the electrons
Which of the following explains the sequence of filling the electrons in different shells Options (a) Aufbau principle (b) Hund's…
7 years ago
The maximum energy is possessed by an electrons,when it is present
The maximum energy is possessed by an electrons,when it is present Options (a) in first excited state (b) in nucleus…
7 years ago
Rutherford’s experiment led to the discovery of
Rutherford's experiment led to the discovery of Options (a) β-particle (b) α-particle (c) nucleus (d) electron Correct Answer: nucleusExplanation:No explanation…
7 years ago
Elements having same number of nucleons and different number of protons are
Elements having same number of nucleons and different number of protons are Options (a) isotone (b) positron (c) isotope (d)…
7 years ago
An electron with values 4,1,-1 and +1/2 for the set of four quantum numbers
An electron with values 4,1,-1 and +1/2 for the set of four quantum numbers n,l,m and s, respectively belongs to…
7 years ago
Magnetic quantum number specifies
Magnetic quantum number specifies Options (a) size of orbitals (b) shape of orbitals (c) nuclear stability (d) orientation of orbitals…
7 years ago