1. Unknown Solids Lab Observation Sheet √ Physical Properties Materials: 5 solids (A, B, C, D, E)scoopula glass square Procedure: 1. Using a scoopula, transfer a small amount of Solid A to the glass square 2. Observe color, odor and texture. 3. Record observations. 4. Clean glass square. 5. Repeat steps 1- 4 for the other solids. Results: A: B: C: D: E:

2. Unknown Solids Lab √ Liquid Test Procedure: 1. Transfer 3 small amounts (piles) of Solid A to the glass square using a scoopula. Materials: Solids A, B, C, D, Eglass square Liquids 1, 2, 3scoopula 2. Add 2 drops of Liquid 1 to 1 amount of Solid A. Repeat for other Liquids on other amounts of Solid A. 3. Record observations including color. 4. Clean glass plate. 5. Repeat steps 1 – 4 for the other Solids. 1 2 3

3. Results for Liquid Test: Liquid 1Liquid 2Liquid 3 A B C D E

4. Unknown Solids Lab √ Heating Materials:ring stand burner crucible tongs iron ring crucible scoopula clay triangle Solids A, B, C, D, E aluminum foil Procedure: 1. Transfer a small amount of Solid A into an aluminum foil-lined crucible. 2. Set the crucible in a clay triangle that is on an iron ring attached to a ring stand. 3. Heat for about 45 seconds. 4. Record observations. 5. Remove foil liner and replace with a new one containing a small amount of Solid B. 6. Repeat heatings for remaining Solids and record observations. Results for Heating: A: B: C: D: E:

5. Unknown Solids Lab √ Unknown M__ (Make sure you record your NUMBER!) Materials: Refer to previous Observation Sheets. 1. Repeat observations of Physical Properties for Unknown. Procedure: 2. Repeat Liquid Test for Unknown. 3. Repeat Heating for Unknown. Results: Physical Properties: Liquid Test: Liquid 1: Liquid 2: Liquid 3: Heating: