Name the substance which on treatment with chlorine yields bleaching powder.
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.
What is the common name of the compound $CaOCl_2$ ?
Which one of the following types of medicines is used for treating indigestion ?
Under what soil condition do you think a farmer would treat the soil of his fields with quick lime (calcium oxide) or slaked lime (calcium hydroxide) or chalk (calcium carbonate) ?