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Friday, 25 May 2018

Science Expirement

Aim: TO make a metal oxide and observe the difference in properties of the product compared to the reactants.

Equipment: Magnesium, Bunsen burner, safety glasses, metal scissor tongs.

Method:

-Light your bunsen burner
-Hold your piece of magnesium in the scissor tongs. Ensure you are holding onto the very tip of the magnesium.
-Place the other end of the magnesium into the Bunsen flame (at the top of the blue flame).
-When the magnesium begins to burn, do not look directly at it, as the light emitted can permanently damage your eyes.


Metals
Before
After
Magnesium
Metallic lustre
Bright White Light
Iron

Black
Copper
Bronze
Dark purple/Black

Observation
When the magnesium was held over the top of blue flame it started a bright white light while it was burning. Copper, when it started, was bronze then after it burned it turned Dark purple/Black.

Magnesium + Oxygen          Magnesium Oxide

Iron + Oxygen            Iron Oxide

Copper + Oxygen       Copper Oxide

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