Using a pair of tongs, hold a piece of magnesium ribbon over a flame and heat it until the ribbon catches fire.Carefully, collect the white ash obtained from the burnt ribbon in a china dish. Dissolve a little bit of this ash in a test tube containing water. Read the following questions and try to answer them
(a). Test this solution with read and blue litmus papers. What do you observe?
(b). What can you conclude about the reaction of metals with oxygen from this experiment?

Explanation

### Step-by-Step Text Solution:

#### Step 1: Conduct the Experiment
- **Action**: Using a pair of tongs, hold a piece of magnesium ribbon over a flame until it catches fire.
- **Observation**: The magnesium ribbon burns with a bright white flame, producing white ash.

#### Step 2: Collect the Ash
- **Action**: Carefully collect the white ash obtained from the burnt magnesium ribbon in a china dish.
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