Question

what do the following symbols signify in a chemical equation?

(a) An arrow pointing downwards.

(b) An arrow pointing upwards.

Answer 1

HeRe Is Your Ans ⤵

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A ➡ Precipitate formed - During a chemical reaction if a precipitate is formed it is denoted by downward arrow (↓)

B ➡ Gas evolved – During a chemical reaction if a gas is evolved it is denoted by upward arrow (↑)

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Answer 2

Answer:

(b) an arrow pointing upwards mean that the compound or any gas formed is escaped or liberated during a chemical reaction.

(a) whereas an arrow pointing downwards means that the compound which is formed being insoluble is settled down. which is generally known as precipitate reaction....

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