Advertisements
Advertisements
Question
What is a neutron? State its relative mass and charge.
Advertisements
Solution
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
RELATED QUESTIONS
Name the three sub-atomic particles of an atom.
Helium atom has an atomic mass of 4 u and two protons in its nucleus. How many neutrons does it have?
Compare the properties of electrons, protons and neutrons.
Which subatomic particle was discovered by : Chadwick ?
Fill in the blank of the following statement :
The subatomic particle not present in a hydrogen atom is ________
Write down the number of neutrons in the nucleus of an atom having atomic number 17 and mass number 37.
Calculate the number of neutrons present in the nucleus of an element X which is represented as `""_15^31"X"`
Isotopes exist because atoms of the same element can have different numbers of ______.
Write the properties of neutrons.
Beryllium + α – rays → Carbon + ______.
