Chemical Properties Crossword Puzzle

QUESTIONS LIST:

• combustion : a chemical reaction that involves burning in the presence of oxygen.
• oxygen : one of the three components of the fire triangle, alongside heat and fuel.
• periodic : this table organizes all known elements by their atomic number.
• chemical : this type of change results in the formation of a new substance.
• reactants : substances that participate in and are altered during a chemical reaction.
• products : substances formed as a result of a chemical reaction.
• decomposition : a reaction where a single compound breaks down into simpler substances.
• balanced : a type of equation in which the number of atoms for each element is the same on both sides of the reaction.
• fuel : a substance that can react with oxygen to produce heat and light.
• metal : a group in the periodic table - usually hard, shiny and found on the left side.
• oxidation : a process that involves a substance gaining oxygen.
• element : a pure substance consisting of only one type of atom.
• heat : one of the three elements necessary for combustion to occur, part of the fire triangle.
• lime water : used to test for the presence of carbon dioxide