It is made up of three subatomic structures called protons neutrons and electrons.
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An atom is a small part of an element that takes part in chemical reactions.
Nuclear energy levels depend on attractive and repulsive forces.
During an atomic explosion energy released is due to.
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Conversion of protons into neutrons.
An ion with 5 protons 6 neutrons and a charge of 3 has an atomic number of.
Electrons are the smallest of the.
Electron energy levels have greater.
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Candidate is required to attempt one written examination.
Conversion of chemical energy into heat energy.
Electron energy levels depend on the interaction between neutrons and electrons.
You can skip questions if you would like and come back to them.
Conversion of mechanical energy into nuclear.
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Show all questions compared to the charge and mass of a proton an electron has.
What is the mass number of an atom which contains 28 protons 28 electrons and 34 neutrons.
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Nuclear energy levels are an order of one hundred times as great as electron energy levels.