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प्रश्न
What is the relation between the number of protons and the number of electrons in an atom?
उत्तर
The number of protons in an atom is equal to the number of electrons.
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संबंधित प्रश्न
The subatomic particle called electron was discovered by :
The atom of an element X has 7 electrons in its M shell.
What type of ion will be formed by an atom of element X? Write the symbol of the ion formed.
What could element X be?
If an atom contains one electron and one proton, will it carry as a whole is neutral
What are valence electrons?
Choose the correct answer from A, B, C and D:
When a metal atom becomes an ion:
What is the term defined below?
A bond formed by a shared pair of electrons, each bonding atom contributing one electron to the pair.
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.
On the basis of Thomson’s model of an atom, explain how the atom is neutral as a whole.
Anode rays travel in straight lines.
The relative charge of an electron is – 1.
