An electron and a neutron
An electron and a proton
A proton and a neutron
A proton and a positron
Rate of a chemical reaction
Heat of a chemical reaction
Concentration of a solution
Boiling point of a solution
Strong covalent bond
Weak ionic bond
Strong intermolecular force
Weak intermolecular force
Activation energy of the reaction to decrease
Potential energy of the reactants to decrease
Kinetic energy of the reactants to increase
Heat of reaction to increase
Number of carbon atoms per molecule
Aluminum is malleable.
Aluminum reacts with sulfuric acid.
Aluminum conducts an electric current.
Aluminum has a density of 2.698 g/cm3 at STP.