5 Written questions
5 Matching questions
- Hydrogen Bond
- Neutralization reaction
- a A substance that can release hydrogen ions (H+) in detectable amounts. having a sour taste and can dissolve many metals of burn a hole in your rug. pH below 7
- b Extremely weak bonds formed when a hydrogen atom binds to one electron hungry nitrogen or oxygen atom is attracted to another electron hungry atom and a bridge if formed between them.
- c The type of exchange reaction in which an acid and a base interact.
- d the liquid in which a solute is dissolved to form a solution.
- e functional proteins that act as biological catalysts. A catalyst is a substance that increases the rate of a chemical reaction without becoming part of the product or being changed itself.
5 Multiple choice questions
- Bond formed from molecules where atoms share electrons.
- Atoms with the same number of protons and electrons but vary in the number of neutrons they contain.
- Heavier isotopes of certain atoms are unstable and tend to decompose to become more stable.
- When two or more different atoms bind together to form a molecule.
- a substance that takes part in and undergoes a chemical change during a reaction.
5 True/False questions
Exchange reactions → Involve both synthesis and decomposition reactions. AB+C->AC+B and AB+CD->AD+CB
Electron Shells → Negatively charged atomic particles.
Nucleic Acids → Determine what type of or
Matter → Regulates the acid base balance in the body.
Organic compounds → Lack carbon and tend to be small, simple molecules.