Advertisements
Advertisements
प्रश्न
State the number of electrons present in the outermost shell of the atoms of the following elements :(i) Neon
(ii) Chlorine
Advertisements
उत्तर
(i) 8 electrons are present in the outermost shell of Neon
(ii) 7 electrons are present in the outermost shell of Chlorine
APPEARS IN
संबंधित प्रश्न
What is the maximum number of electrons an M shell of the atom can accommodate?
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 ?
Write the distribution of electrons in an atom of element whose atomic number is 18. What is special about the outermost electron shell (or valence shell) of the atom of this element?
Which of the following is the correct electronic configuration of sodium?
The electronic configuration magnesium is 2, 8, 2. From this it is understood that the valence shell of magnesium is ______.
Explain the arrangement and distribution of electrons in the various shells with reference to an atom in general and to an atom of potassium ‘3919K’ with special reference to the 2n2 rule.
Differentiate between the term Stable and unstable electronic configuration.
Give a reason for the following:
The shells surrounding the nucleus of an atom are also called ‘energy levels’.
The electron distribution in an aluminium atom is
Atomic numbers of A and B are 18 and 19 respectively. What is the electronic configuration of A and B?
