Question

What happens when :
i. Magnesium is burnt in the presence of Oxygen and the product obtained is added to water
ii. An acid and a base is reacted.
iii. Blue litmus is added to vinegar.
iv. Lemon juice is added to baking soda​

Answer 1

Answer:

1.when magnesium burns, it reacts with the oxygen found in air to form a powdery ash called magnesium oxide. Chemical equation: Magnesium plus Oxygen gives Magnesium oxide

2.When an acid and a base is reacted then salt is produced

3. When blue litmus is added to vinegar then it turns red.

4. When lemon juice is added to the baking soda, then baking soda reacts with citric acid of lemon and produce CO2 and produce Sodium citrate.

Explanation:

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Answer 2

Answer:

i. It forms a white powder of the magnesia oxide.

ii. to form salt

iii. blue litmus turns into red

iv. it forms carbon dioxide gas, water and salt.

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