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प्रश्न
Give reason for the following:
Inert gases do not form ion.
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उत्तर
Inert gases do not have the ability to generate ions due to their entirely filled octet. They are extremely stable. As a result, they lose no electrons and neither gain.
संबंधित प्रश्न
State modern periodic law.
Fill in the following blank with suitable word:
The horizontal rows in a periodic table are called ...............
Explain why All the elements of a group have similar chemical properties.
What is the main characteristic of the last elements in the periods of the periodic table? What is the general name of such elements?
An element barium has the atomic number 56. Look up its position in the periodic table and answer the following question.
Is it larger or smaller than caesium (Cs)?
What is meant in the periodic table by a period?
The modern periodic table is divided into which blocks?
Distinguish between:
Group 17 - Group 18
How does the property vary in periods and in groups?
An element X which is a yellow solid at room temperature shows catenation and allotropy. X forms two oxides which are also formed during the thermal decomposition of ferrous sulphate crystals and are the major air pollutants.
- Identify the element X
- Write the electronic configuration of X
- Write the balanced chemical equation for the thermal decomposition of ferrous sulphate crystals?
- What would be the nature (acidic/ basic) of oxides formed?
- Locate the position of the element in the Modern Periodic Table.
