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प्रश्न
Write the electronic configuration of the first two alkaline earth metals.
उत्तर
Electronic configuration of the first two alkaline earth metals:
4Be: 1s22s2
12Mg: 1s22s22p63s2
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संबंधित प्रश्न
What are the following group known as?
Group 18
Name two elements of each group.
What happens to the number of valence electrons in atoms of elements as we go down a group of the periodic table?
How do alkaline earth metals occur in nature?
Give reason:
Inert gases do not form compounds.
State the characteristics which remain similar in moving down in a group of the periodic table.
Write a short note on the following type of element –
alkaline earth metals
Name or state following with reference to the element of the first three periods of the periodic table.
An alkaline earth metal in period 3.
State the following:
The group whose elements are unreactive or inert.
State the following:
The group which contains highly reactive electronegative non-metals including chlorine.
