atom
atomic
attraction
background
bond
bonding
chemical
chemistry
compound
density
education
electro
electronegative
electronegativity
electrons
electropositive
electropositivity
element
elements
formula
geometry
high
illustration
isolated
linus
low
model
molecular
molecule
negative
negativity
organic
pair
pauling
periodic
positive
properties
property
scale
school
science
scientific
shape
structure
table
trend
trigonal
unit
valence
vsepr
定額
Periodic trends in Valency: If we move across a period from left to right, the number of valence electrons in elements increases from 1 to 8.の素材 [FY310190297964]
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