Q.No. 22:- Which particle is the anti-particle of electron?

Q.No. 22:- Which particle is the anti-particle of electron?

Ans:- Positron is the anti-particle of electron.

Q.No.21:- what happens if proton becomes unstable than neutron?

Q.No.21:- what happens if proton becomes unstable than neutron?

Ans:- If proton become unstable than neutron then the world would become a different place because sun shines due as that depends upon the neutron decay and the hydrogen does not exists and almost all the organic compounds does not form.

Q.No.20:- Why neutron are unstable than proton?

Q.No.20:- Why neutron are unstable than proton?

Ans:- Because neutron has two down quarks and one up quark and down quark is more massive means higher energy than up quark that’s why neutron is unstable than proton because proton has one down and two up quark and have low energy than neutron.