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The animation below shows the arrangement and results of the experiment.
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(A) Reaction with magnesium
1. |
10cm3 dilute hydrochloric acid is poured into a test tube. |
2. |
A piece of magnesium ribbon is dropped into the test tube. |
3. |
The test tube is heated gently. |
4. |
The gas evolves is tested with a lighted wooden splinter. |
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(B) Reaction with copper (II) carbonate
1. |
Several pieces of copper carbonate are placed into a test tube. |
2. |
10cm3 dilute hydrochloric acid is poured into the test tube. |
3. |
The test tube is heated gently. |
4. |
The gas evolves is tested with lime water. |
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(C) Reaction with copper(II) oxide
1. |
10cm3 dilute hydrochloric acid is poured into a test tube. |
2. |
A spatula of copper(II) carbonate is added into the test tube. |
3. |
The test tube is heated gently. |
4. |
All observations are recorded. |
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