Atoms are rearranged during a chemical change to create a new substance The new substance is formed during a chemical reaction cannot be changed back to its original state During a chemical reaction, the chemical bonds are broken and new chemical bonds form
<u>Nuclear Reactions</u>
Nuclear reactions are defined as the reaction in which there occurs change in the nucleus of an atom due to change in number of protons or neutrons of an atom.
Nuclear reactions involve a change in an atom's nucleus, usually producing a different element. Chemical changes involve only a rearrangement of electrons.
A neutralization reaction occurs when an acid and a base react to produce water and a salt, and it entails the formation of water from the mixture of H+ and OH- ions.