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Atomic structure by Mind Map: Atomic structure
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Atomic structure

periodic table

atomic number

mass number

What makes up an atom?

electron arrangement

nucleus

ionic bonding

Metal + non-metal transfer electrons to from anions (-) and cations (+)

Ionic bonds are held together by strong electrostatic attractions between ions

Ions from a solid crystal lattice of alternating cation and anion

covalent bonding

Form between two or more non-metal atoms

Electrons are shared between atoms

Lewis structures

Shapes of molecules

Bond polarity

Polar covalent molecules

Properties of ionic compounds

solubility

electrical conductivity

melting point

hardness

Metallic bonding

made up of metal atoms stacked in a lattice and a sea of free valence electrons

Properties of covalent compounds

giant covalent networks

simple covalent molecules

Breaking Van Der Waals forces