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प्रश्न
What are the noble gases?
उत्तर
Noble gases are gases that have their outermost orbit completely filled i.e. have stable electronic configuration.
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संबंधित प्रश्न
State whether the following statement is true or false :
The cathode rays obtained from all the gases consist of negatively charged particles called electrons.
Fill in the blank of the following statement :
Cathode rays are a beam of fast moving _________.
An atom X has three electrons more than the noble gas configuration. What type of ion will it form?
An element X has 2 electrons in its M shell, it forms a bond with an element Y which has 7 electrons in its third orbit.
- Write the formula of the compound formed.
- Which nearest inert gas electronic configuration will element X and Y acquire.
- Show by orbital diagram the formation of the compound between X and Y.
In the formation of (i) oxygen molecule (ii) carbon tetrachloride molecule, state the following:
- Electronic configuration of nearest inert gas attained.
- How many electrons are shared/transferred in bond formation
- Which type of bonds these compounds form?
- Draw their orbital diagrams.
Explain in brief the experimental proof which led to the discovery of –
Electrons
_______ is a negatively charged particle.
Which of the following statement is always correct?
Anode rays travel in straight lines.
The relative charge of an electron is – 1.
