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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 _________
All the gases from cathode rays and anode rays when electricity is passed through them :What does the formation of cathode rays tell us about the atoms?
The ion of an element has 3 positive charges. The mass number of atom of this element is 27 and the number of neutrons is 14. What is the number of electrons in the ion?
Explain the rule according to which electrons are filled in various energy levels.
Write down the number of electrons in X and neutrons in Y.
Choose the correct option
The number of valence electrons in O2- is :
The electronic configuration of fluoride ion is the same as that of the neon atom. What is the difference between the two?
If electrons are getting added to en element Y; then
What charge will Y migrate to during the process of electrolysis?
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.
The number of electrons in an element X is 15 and the number of neutrons is 16. Which of the following is the correct representation of the element?
