5 Written questions
5 Matching questions
- Organic compounds
- Nuclear Fission
- a Organic compound that contains many carbon-hydrogen bonds but few carbon-oxygen bonds.
- b Silicon, boron and arsenic. Have properties similar to metals and nonmetals.
- c Substance made from carbon.
- d Contain carbon and most of the time they contain hydrogen and oxygen too.
- e Splitting nucleus into smaller pieces.
5 Multiple choice questions
- Amino acids are combined to make a larger molecule.
- Compound formed put atoms in different order.
- Substance shown on the right side of a chemical equation.
- Needs constant energy to continue, usually a decrease in temperature.
- Hard and shiny metals like copper, iron, gold, nickel and zinc.
5 True/False questions
Base → pH value is greater than 7, tastes bitter, turns litmus paper blue, and may be slippery.
Electrolyte → Natural substances or formed from two natural substances.
Exothermic → Process that releases energy and there is an increase in temperature.
Balanced equation → Equal numbers of atoms on both sides of the equation.
Synthesis reaction → New compound formed when added together.