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Electron 1

Chemistry

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Electron 1. Electrons are present outside the nucleus of an atom. 2. Electrons are negatively charged. 3. The mass of an electron is considered to negligible. 4. They are spread around the nucleusProton 1. Protons are present in the nucleus of an atom. 2. Protons are positively charged. 3. The mass of a proton is approximately 1840 times as the mass of an electron. 4. They are closely bound.Neutron 1. Neutrons are present in the nucleus of an atom. 2. Neutrons are neutral. 3. The mass of neutron is nearly equal to the mass of a proton. 4. They are closely bound