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प्रश्न
What is the relation between the number of protons and the number of electrons in an atom?
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उत्तर
The number of protons in an atom is equal to the number of electrons.
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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 _________
What is an electron? State its relative mass and charge.
What is the absolute mass and charge of an electron?
What is the nature of the charge on Cathode rays .
If electrons are getting added to en element Y; then
Is Y getting oxidized or reduced?
Explain the following:
Atoms combine by transfer and sharing of an electron(s).
Choose the correct answer from A, B, C and D:
When a metal atom becomes an ion:
Explain in brief the experimental proof which led to the discovery of –
Electrons
The relative charge of an electron is – 1.
Helium has two electrons in the outermost orbit and so it is chemically inert.
