Advertisements
Advertisements
प्रश्न
What is the maximum number of electrons an M shell of the atom can accommodate?
Advertisements
उत्तर
For 3rd (M) energy level, n = 3.
The maximum number of electrons that can be accommodated in the M (3rd) shell of an atom is
2 × 32 = 2 × 9 = 18
APPEARS IN
संबंधित प्रश्न
Na+ has completely filled K and L shells. Explain.
Which shell of an atom can accommodate a maximum of :
(a) 8 electrons ?
(b) 32 electrons ?
What do you understand by the term "electronic configuration" of an element? Write down the electronic configuration of oxygen (At. No. = 8).
An element has atomic number 13 and an atomic mass of 27.
(a) How many electrons are there in each atom of the element ?
(b) How are these electrons distributed in the various energy levels ?
Which of the following represents the correct electron distribution in magnesium ion?
The atom of an element X has 7 electrons in its M shell.
(a) Write the electronic configuration of element X.
(b) What is the atomic number of element X?
(c) Is it a metal or a non-metal?
(d) What type of ion will be formed by an atom of element X? Write the symbol of the ion formed.
(e) What could element X be?
The electronic configuration magnesium is 2, 8, 2. From this it is understood that the valence shell of magnesium is ______.
The following element is given \[\ce{_18Y}\]. State the electronic configuration and state whether it is a metal, non-metal, or inert gas.
Write the electronic configuration of K and Cl
The electronic configuration of silicon is ——— and that of sulphur is ———.
