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Q1 Chemistry

Atomic Structure/Chemical Bonding

The smallest portion of an element that retains all of the properties of the element Atom
The two major parts of the atom Nucleus and Electrons
The charge of a proton is ___ ___ Positive One
The total positive charge on a nucleus is determined by the ___ ___ Atomic Number
The atomic number of Hydrogen is ___ 1
The atomic number of Carbon is ___ 6
The atomic number of Nitrogen is ___ 8
The atomic number of Chlorine is ___ 17
The atomic number of Sodium is ___ 11
The charge of a neutron is ___ Neutral
The mass of a neutron is approximately the same as the number of ___ Protons
The positively charged central region of an atom is the ___ Nucleus
The charge of an electron is ___ ___ Negative One
Atoms of the same atomic number and different masses Isotopes
Electrons travel around the nucleus at certain distances in ___ ___ Energy Levels
How many electrons does the first energy level hold? 2
How many electrons does the second energy level hold? 8
How many electrons does the third energy level hold? 18
How may electrons does the fourth energy level hold? 32
Electrons in the outermost energy level are ___ ___ Valence Electrons
Elements react with other elements to achieve 8 valence electrons, or a ___ ___ ___ Stable Electron Configuration
Created by: amber.whalen