At nearly 70°C, sodium bicarbonate shows the property of gradually decomposing, which makes it usable in bakery products. The product of decomposition responsible for this use of sodium bicarbonate is

Calcium oxide reacts vigorously with water to produce slaked lime whose solution is used for white-washing walls. This slaked lime reacts with component (A) in air to form a thin layer of component (…

Airbags work on the principle of a chemical reaction triggered by the impact producing a gaseous product that causes a sudden volume change. Which one among the following chemical conversions is resp…

Consider the following statements regarding burning of magnesium ribbon in air : 1 White powder of MgO is formed. 2. It is an example of combustion reaction. 3. Heat and light are produced. Which of…

Copper sulphate crystals available in the market are blue coloured crystals. By careful heating, they turn to white colour. Which one of the following is responsible for the blue colour ?

Which one of the following materials is present in a guard tube (drying tube) that is used for preparation of HCl gas?