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प्रश्न
Name the subatomic particle whose relative charge is : –1
उत्तर
An electron has a relative charge of –1.
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संबंधित प्रश्न
Fill in the blanks of the following statements :
An atom has atomic mass number 23 and atomic number 11. The atom has_________ electrons.
Cathode rays are a beam of fast moving _________
The maximum number of electrons that can be accommodated in L shell are_________
The maximum number of electrons that can go into the M shell is _________
Which sub-atomic particle was discovered by Chadwick.
Element X has electronic configurations 2, 8, 18, 8, 1. Without identifying X,
- Predict the sign and charge on a simple ion of X.
- Write if X will be an oxidizing agent or a reducing agent. Why?
Choose the correct option:
The mass number of an atom whose unipositive ion has 10 electrons and 12 neutrons is :
The electronic configuration of nitrogen is (2, 5). How many electrons in the outer shell of a nitrogen atom are not involved in the formation of a nitrogen molecule?
Explain in brief the experimental proof which led to the discovery of –
Electrons
Give a reason why noble gases have a stable electronic configuration.
Cathode rays are made up of
Anode rays travel in straight lines.
In a television tube, Cathode rays are deflected by magnetic fields.
