On bringing a lighted match stick near the mouth of the test – tube in which NaOH and Zn react : (a) the matchstick gets extinguished (b) the matchstick burns faster (c) a pop sound is heard (d) no effect is observed on matchstick
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Zinc react with sodium hydroxide to produce zincate sodium and hydrogen. This reaction takes place at a temperature near 550°C.
(C) is the correct answer..as when hydrogen comes in contact with fire..a pop sound is heard.
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(C) is the correct answer..as when hydrogen comes in contact with fire..a pop sound is heard.
I hope it helped
plz Mark brainliest
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