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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
How do atomic structures (electron arrangements) change in a period with an increase in atomic numbers moving left to right?
Name the alkali metals, How many electron(s) they have in their outermost orbit.
Name the first three alkaline earth metals.
Write the reactions of the first three alkaline earth metals with dilute hydrochloric acid.
Name the gas used in:
Filling balloons
Write a short note on the following type of element –
alkali metals
‘The periodic table contains elements methodically grouped together’.
State the main helpful features of the long form of the periodic table.
Select the correct answer from the options given below.
The most reactive halogen from group 17.
