Physical and Chemical Properties
Autor: savage • February 20, 2016 • Lab Report • 1,316 Words (6 Pages) • 904 Views
Intro- In this lab the purpose is to see whether a substance has a physical or chemical change. If the substance is a metal then it will have a chemical reaction with HCL as well as having a chemical reaction with the hot water.
Materials- This lab requires litmus papers, test tubes, stirring rod, burner-fuel as well as the substances-Mg, Cu, Zn, MgO, CuCo3, Cu(NO3)2, NaCl.
Name | Color | Odor | Effect of heat | Cold water | Hot water | Litmus Test | Dilute HCl | Dilute NaOH |
Mg | Silver | none | Turned white | none | bubbles | Red- turned blue | Bubbles, heat | None |
Cu | Orange | none | Turned black/purple | none | none | None | Turned yellow | None |
Zn | Gray | none | none | none | none | Blue-white Red-Blue | Bubbles, zinc became dark | None |
MgO | White | none | ignited | none | Turned yellow | Red-turned blue Blue-none | Temp increased, turned yellow then white | Dissolved |
CuCo3 | Green | yes | Turned black and flat | none | none | none | Bubbles, turned green | Turned blue |
Cu(NO3)2 | Blue | slightly | none | dissolves | none | Blue-turned orange | Turned green | None |
NaCl | White | none | none | Turned clear | dissolves | none | none | none |
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