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प्रश्न
Name the first three alkaline earth metals.
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उत्तर
The first three alkaline earth metals are Beryllium, Magnesium, and Calcium.
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संबंधित प्रश्न
What is meant in the periodic table by a group?
Name two elements of each group.
Comment on the (i) reactivity (ii) colour (iii) physical state of group 17 elements.
Name the gas used in:
Filling balloons
Give reason:
Alkali and alkaline earth metal compounds usually form electrovalent compounds.
Write a short note on the following type of element –
alkali metals
Write a short note on the following type of element –
noble gases
State the main helpful features of the long form of the periodic table.
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.
Select the correct answer from the options given below.
The most reactive halogen from group 17.
