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Hydrogen
H
Oxygen
O
H and O
What two common substances form water
Molecule
water is a _______
H₂O
_______ is the chemical formula for a water molecule
valence electrons
The # of electrons in the outer shell of an element
Electrons
What forms the orbital shell in the electron cloud
negative
Electrons have a _____ charge
positve
Protons have a _____ charge
neutral
Neutrons have a _______ charge
atoms
fundamental building blocks that all matter is composed of are called what?
subatomic particles
Atoms are made up of ______________ ______________
6
oxygen has _______ valence electrons
1
Hydrogen has ________ valence electrons
8
How many valence electrons are ideal to be the most stable
SHARING OF ELECTRONs
Covalent bonds are chemical bonds that involve _________ of a __________ pairs between atoms
Covalent
_______ bonds occur between the O's and H's
Polar
Water is __________
opposite
If something is polar it means that it sides has ___________ charges
Positive/negative
a water molecule has a slight ________ charge on one end, but a slight ____________- charge on the other end
hydrogen bonds
Water molecules bond to things by using __________
WEAKER
Hydrogen bonds are ___________ than covalent bonds
Strong
If you get a ton of hydrogen bonds together they can exert a ________ force