Covalent or Ionic
Li2O
Ionic
Substances that react
What is reactants?
When a metal bonds with a nonmetal, what is formed?
What is an ionic bond?
States that matter cannot be created or destroyed
What is law of conservation of mass?
2 H20 -> 2 H2 + ___o2
What is the missing number?
1
CH4
Covalent
Substance that form as a result of the reaction
What is products?
When nonmetal bonds with another nonmetal what is formed?
What is a covalent bond?
AB -> A + B
decomposition
The arrow in a chemical equation stands for?
Separate reactants from products. or also known as yield.
MgCl2
Ionic
1 N2 + ___ H2 -> 2 NH3
What is the missing number?
3
What kind of bond shares electrons?
What is a covalent bond?
AX + B - > A + BX
single replacement
H2O
What is water?
neither
Taking two substances and combining them together
What is a synthesis or composition reaction?
What kind of bond is formed from 2 oppositely charged ions?
What is an ionic bond?
AX + BY -> AY + BX
Double replacement or Double displacement
What is the name of the small number after a chemical formula?
What is subscript?
Hydrogen only needs 2 electrons to be full. Why?
1st energy level only holds 2.
Taking on substance and replacing it with anther in a reaction.
What is a single replacement reaction?
In an ionic bond, what kind of atom gives up electrons?
What is a metal?
What must be equal in a chemical equation?
What is reactants and products?
Coefficients
What are numbers placed before formulas?