| Manisha took some vinegar in a test tube and added some baking powder to it. Then she lit a matchstick and brought it near the mouth of the test tube. The flame of matchstick got extinguished. |
| Which of the following is correct conclusion regarding the given experiment? |
A) Carbon dioxide gas does not support burning.
B) Air contains carbon dioxide.
C) Oxygen gas present in the air is necessary for burning.
D) Oxygen gas can extinguish fire.
Correct Answer: A
Solution :
In the given experiment, vinegar reacts with baking powder and produces carbon dioxide gas which extinguishes fire.
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