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प्रश्न
What are the following group known as?
Group 18
उत्तर
Group 18 is known as Noble gases or Inert gases or Zero group elements.
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संबंधित प्रश्न
How do atomic structures (electron arrangements) change in a period with an increase in atomic numbers moving left to right?
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 first three alkaline earth metals.
Write the electronic configuration of the first two alkaline earth metals.
Name the gas used in:
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Give reason:
Alkali and alkaline earth metal compounds usually form electrovalent compounds.
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 –
alkali metals
Write a short note on the following type of element –
noble gases
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.
