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प्रश्न
Give reason:
Alkali and alkaline earth metal compounds usually form electrovalent compounds.
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उत्तर
Alkali metals and alkaline earth metals have 1 and 2 valence electrons, respectively, in their outermost shell.
They can lose electrons to atoms of non-metals to form an electrovalent compound.
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संबंधित प्रश्न
What are the following group known as?
Group 1
What are the following group known as?
Group 18
How do alkaline earth metals occur in nature?
Comment on the (i) reactivity (ii) colour (iii) physical state of group 17 elements.
Name the gas used in:
Light bulbs
Name the gas used in:
Bright colour advertising light works
Give reason:
Inert gases do not form compounds.
State the main helpful features of the long form of the periodic table.
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.
