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प्रश्न
Write a short note on the following type of element –
alkaline earth metals
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उत्तर
Elements of group II-A Be, Mg, Ca, Sr, Ba, Ra is called alkali earth metals as oxides of all these metals are alkaline in nature.
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संबंधित प्रश्न
What are the following group known as?
Group 17
Name and state the following with reference to the elements of the first three periods of the periodic table.
Noble gas having electronic configuration: 2, 8, 8.
Name the method by which alkali metals can be extracted.
How do alkaline earth metals occur in nature?
Name the gas used in:
Light bulbs
Name the gas used in:
Bright colour advertising light works
Write a short note on the following type of element –
halogens
‘The periodic table contains elements methodically grouped together’.
Select the correct answer from the options given below.
The most reactive halogen from group 17.
State the following:
The group which contains highly reactive electronegative non-metals including chlorine.
