Remembering the discoveries of atomic particles like Proton, Electron and Neutron can be tricky for SSC and UPSC aspirants. To simplify this, here is the trick.
PEN = RTC
- Proton Electron Neutron = Rutherford, Thompson, Chadwick
Explanation: Here the trick PEN= RTC means that Proton is discovered by Rutherford, Electron is discovered by Thompson and Neutron is discovered by Chadwick.
SSC Previous Year questions:
Q1. Which of the following particles are subatomic particles?
[CDS GK 21 April 2024]
1.Electron
2.Proton
3.Neutron
4.Muon
Ans: The answer is 1, 2, 3, and 4
Q2. The subatomic particle that does not have any electric charge is ___
[ SSC CPO Tier 1 Previous Paper 1 on 1st july 2017 Shift 1]
1. Electron
2. Proton
3. Neutron
4. All options are correct.
Ans: The correct answer is Neutron.
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