Assertion (A) : Magnesium starts floating when it is placed in water.
Reason (R) : The bubbles of oxygen gas stick to the surface of magnesium when
reacted with hot water.
Answers
Answered by
2
Answer:
Explanation:
Magnesium starts floating due to the bubbles of hydrogen gas sticking to its surface.As the Bubbles move up it pulls Mg with it. Magnesium reacts with hot water only. During the reaction, the hydrogen liberated sticks to the surface of magnesium which causes it to float.
both assertion and reason are correct
Answered by
0
Answer:
(c) Assertion is true but Reasoning is false
Explanation:
The bubbles of oxygen gas do not stick to the surface of magnesium when reacted with hot water.
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