Q. 25.0( 4 Votes )
Write true or false for the following statements:
Calcium oxide is also called lime quicklime.
Calcium oxide (CaO) is also called quicklime. Quick lime is formed when calcium carbonate (limestone) is heated. This is also an example of decomposition reaction.
Hence, the give statement is true.
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Which among the following statement(s) is(are) true? Exposure of silver chloride to sunlight for a long duration turns grey due to:
(i) The formation of silver by decomposition of silver chloride
(ii) Sublimation of silver chloride
(iii) Decomposition of chlorine gas from silver chloride
(iv) Oxidation of silver chlorideEvergreen Science
Which of the following are exothermic processes?
(i) Reaction of water with quicklime
(ii) Dilution of an acid
(iii) Evaporation of water
(iv) Sublimation of camphor (crystals)Evergreen Science