Science - Chemistry - Atomic Structureatom.png

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A negatively charged particleelectron
Number of protons in an atomatomic number
Dense part of atom where protons and neutrons are foundnucleus
The smallest part of an element which still retains the properties of that elementatom
A sub-atomic particle with no chargeneutron
Region in atom where electrons are foundelectron cloud
Number of protons plus neutrons in an atommass number
Mass number minus atomic number is equal to thisnumber of neutrons
The number of protons in an atom of carbon6
The number of electrons in an atom of magnesium12
The mass number of an atom with 3 protons and 4 neutrons?7
The number of electrons in the element whose electronic configuration is 2,8,515
The element whose atoms contain 7 protonsnitrogen
The number of electron shells in the element whose electronic configuration is 2,8,8,4?4
The English chemist who first proposed the Atomic Theory.John Dalton
An element containing 12 electrons has this electronic configuration2,8,2
Maximum number of electrons that the first two electron shells can together hold?10
What is the electronic configuration of oxygen?2,6