Name: ________________________ Date: __________________ Period: ________ WS Physical & Chemical Properties 1. What is matter? What is matter made of? ________________________________________________________________________________ ________________________________________________________________________________ 2. Sketch a picture of exactly 5 atoms of a solid, a liquid, and a gas. Describe each in terms of Particle Spacing, Potential for Movement, and Filling a Container. solid liquid gas Particle Spacing: (closer/further) Potential for Movement: (describe amount and freedom of motion) 3. What is the difference between a chemical and a physical property? ________________________________________________________________________________ ________________________________________________________________________________ 4. Copper is a reddish-brown metal that is easily stretched to make wires. Are these characteristics examples of physical or chemical properties of copper? ______________ property 5. Which of the following properties are physical properties and which are chemical properties? a) Water boils at 100oC. __________________________ b) Aluminum reacts with hydrochloric acid to produce hydrogen. ______________________ c) A small piece of gallium metal melts if you hold it in your hand. _____________________ d) Copper is a conductor of electricity. ______________________ e) The density of ice is 0.92 g/cm3. _______________________ f) Sugar turns black when heated for a long time. _______________________ g) Chlorine combines with sodium to form sodium chloride. ______________________ h) Calcium carbonate, the major constituent of many antacid tablets, neutralizes stomach acid. _________________________