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प्रश्न
Write a short note on the following type of element –
alkali metals
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उत्तर
Elements of I-A group like Li, Na, K, Rb, Cs, fr are called alkali metals because these metals react with water to form alkalis and hydrogen.
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संबंधित प्रश्न
Arrange the Elements of Group 17 and Group 1 According to the Given Conditions.
Increasing order of atomic size,
What are the following group known as?
Group 1
What are the following group known as?
Group 17
What are the following group known as?
Group 18
Name the method by which alkali metals can be extracted.
Name the first three alkaline earth metals.
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
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.
