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प्रश्न
An element has 2 electrons in its N shell.
Is it a metal or a non-metal?
एका वाक्यात उत्तर
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उत्तर
It is metal.
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पाठ 1: Periodic Table, Periodic Properties and Variations of Properties - lntext Questions [पृष्ठ ५]
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संबंधित प्रश्न
(b) What is the number of elements is 3rd period, the modern periodic table?
What are the advantages of the periodic table?
Write a short note.
Structure of the modern periodic table.
Give the symbol and valency of the following element and radical.
Zinc
Give the symbol and valency of the following element and radical.
Bisulphite
Give the chemical formula of magnesium nitrate
Elements in the modern periodic table are arranged in ______groups and______ periods.
Which one of the following elements exhibit maximum number of valence electrons?
An element has the atomic number 12.
- Write the electric configuration.
- To which group and period does it belong.
Define periods of modern periodic table.
