What part of an atom is involved in chemical reactions
Asked by admin @ in Social Sciences viewed by 258 People
What part of the atom is involved in chemical reactions?
1.) protons
2.) neutrons
3.) nucleus
4.) electrons
Answered by admin @
Hey friend here is your answer.....
Answer :-
Option 4) electrons is correct.
✺The electrons of the atom is involved in Chemical reactions.
Notes :-
❀ Electrons are discovered by J.J.Thomson in the year 1897 .
❀ Electrons are negatively charged .
❀ Sir. J.J. Thomson concluded that the particles constituting cathode rays are universal constituent of all atoms . These particles be named electrons in 1897 .
❀ Relative charge and mass :
The charge on an electron is taken as a unit of negative charge . So and electron is said to have a charge of -1 unit . The mass of an electron is about 1 / 1840th of a hydrogen atom and so it is treated as negligible .
Hope it helps you.....
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