Write the electronic configurations of Al 13 27 and S 16 32 .

In Al 13 27 , the atomic number of Al is 13 . So, the number of electrons is also 13 . Therefore, the electronic configuration of Al = 2 , 8 , 3 . In S 16 32 , the atomic number of S is 16 . So, the number of electrons is also 16 . Therefore, the electronic configuration of S = 2 , 8 , 6 .

MEDIUM

Earn 100

Atomic number of chlorine is $17$ and mass number is $35$ . Draw the structure of chlorine showing the composition of the nucleus as well as distribution of electrons in different shells. Also comment on its valency.

Important Questions on Structure of The Atom

MEDIUM

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

What are the maximum number of electrons that can be present in the K, L and M shells?

MEDIUM

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

Atomic-number of sodium is 11. Electronic distribution of

{Na}^{+}

is:

MEDIUM

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

State the maximum number of electrons that can be present in the first, second and third electron orbits of atoms.

HARD

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

What do you understand by the term electronic configuration? State Bohr-Bury's scheme of electronic configuration.

MEDIUM

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

An atom of an element has two electrons in outermost M shell. State its
(a) Electronic configuration
(b) Number of protons
(c) Atomic number
(d) Valency
(e) Nature whether metal or non-mental
(f) Name.

EASY

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

Maximum number of electrons that M-shell can accommodate is:

EASY

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

The maximum number of electrons which can be accommodated in the M-shell of an atom is:

EASY

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

Write the electronic configuration of oxygen and magnesium.

EASY

Science>Chemistry>Structure of The Atom>Distribution of Electrons in Different Orbits (Shells)

The electronic distribution of Mg (atomic number 12) is: