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प्रश्न
The following element is given \[\ce{_20Z}\]. State the electronic configuration and state whether it is a metal, non-metal, or inert gas.
उत्तर
\[\ce{_20Z}\]: Number of electrons = 20
Electronic arrangement = [2, 8, 8, 2]
∴ Z is metal
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संबंधित प्रश्न
Name the shell of an atom which can accommodate a maximum of :
(a) 2 electrons ?
(b) 18 electrons ?
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?
The correct electronic configuration of a chloride ion is :
An atom X has 2, 8, 7 electrons in its shell. It combines with Y having 1 electron in its outermost shell.
What type of bond will be formed between X and Y?
Define the term of the electron.
The following element is given \[\ce{_3U}\]. State the electronic configuration and state whether it is a metal, non-metal, or inert gas.
The following element is given \[\ce{_9W}\]. State the electronic configuration and state whether it is a metal, non-metal, or inert gas.
The following element is given \[\ce{_18Y}\]. State the electronic configuration and state whether it is a metal, non-metal, or inert gas.
Explain the octet rule for the formation of –
Sodium chloride from a sodium atom and a chlorine atom.
State true or false. If false, correct the statement.
The maximum number of electron in L Shell is 10.
