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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
State whether the following statement is true or false :
The cathode rays obtained from all the gases consist of negatively charged particles called electrons.
How does an electron differ from a neutron?
Write down the electronic configuration of the following:
(a) `""_13^27"Y"`
(b) `""_17^35"Y"`
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 answer from A, B, C and D:
When a metal atom becomes an ion:
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?
Cathode rays are made up of
Which of the following statement is always correct?
All non–metals will have ______ electrons in the outermost orbit of their atoms.
In a television tube, Cathode rays are deflected by magnetic fields.
