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49
Morning Refresher - 5 Basic Problems in Limits to Boost Your Mind CALCULUS
50
Metal compound A reacts with dilute hydrochloric acid to produce effervescence. The gas evolved extinguishes a burning candle. Write a balanced chemical equation for the reaction if one of the compounds formed is calcium chloride. Also, determine the Metal Compound A.CBSE CLASS 10 CHEMISTRY
51
Which gas is usually liberated when an acid reacts with a metal? Illustrate with an example. How will you test for the presence of this gas?CBSE CLASS 10 CHEMISTRY
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Why should curd and sour substances not be kept in brass and copper vessels?CBSE CLASS 10 CHEMISTRY
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10 Examples of combination reactions CBSE CLASS 10 CHEMISTRY