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प्रश्न
An element has 2 electrons in its N shell.
What is the valency of this element?
उत्तर
Valency of the element is 2.
संबंधित प्रश्न
According to atomic structure, what determines which element will be the first and which will be the last in a period?
The electronic configuration of an element T is 2, 8, 8, 1.
How many valence electrons are there in an atom of T?
The electronic configuration of an element T is 2, 8, 8, 1.
What is the valency of T?
Name the element which has a total of four shells with two electrons in its valence shell?
Name the element of period 3 with valency 4.
Explain why the following statement is not correct:
Atoms of elements in the same group have the same number of electron(s).
Write scientific reason.
Elements belonging to the same group have the same valency.
How does number of valence electrons vary on moving from left to right in the third period of a periodic table?
Elements of group 1 and elements of group 17 both have valency 1. Explain.
Match the atomic number with the following:
A gaseous element with valency 2.
