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Question
Burning of matchstick is an example for chemical reaction caused by _______
Options
contact in physical states
electricity
light
catalyst
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Solution
Burning of matchstick is an example for chemical reaction caused by light.
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RELATED QUESTIONS
In Haber’s process of producing ammonia _______ is used as a catalyst.
Electrolysis of brine solution gives _______ gases.
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Match the following.
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