Advertisements
Advertisements
प्रश्न
What is a neutron? State its relative mass and charge.
Advertisements
उत्तर
A neutron is a subatomic particle denoted by symbol 'n'. It has no net electric charge and has a mass slightly more than that of a proton. The neutron is a neutral particle found in the nucleus of an atom. Its relative mass is 1u.
APPEARS IN
संबंधित प्रश्न
Helium atom has an atomic mass of 4 u and two protons in its nucleus. How many neutrons does it have?
Fill in the blank of the following statement :
If the nucleus of an atom has atomic number 17, mass number 37 and there are 17 electrons outside the nucleus, the number of neutrons in it is __________.
Write down the number of neutrons in the nucleus of an atom having atomic number 17 and mass number 37.
Explain in brief the experimental proof which led to the discovery of –
Neutrons
The number of neutrons present in 73Li is ______.
Calculate the number of neutrons, protons and electrons:
- atomic number 3 and mass number 7
- atomic number 92 and mass number 238.
Calculate the number of neutrons present in the nucleus of an element X which is represented as `""_15^31"X"`
Write the properties of neutrons.
Beryllium + α – rays → Carbon + ______.
The stability of the nucleus is determined by the Neutron – Proton ratio.
