A. Zero B. 70 C. 80 D. None

A. Alkaline solution B. Acidic solution C. Bleaching solution D. Basic solution

A. Converting sand into silicic acid B. Keeping it cool C. Developing inter locking needle like crystals of hydrated silicates D. Hydrating sand and general mixing with cement

A. Milk of lime B. Slaked lime C. Washing soda D. None

A. Washing of lime B. Quick lime C. Milk of lime D. None of these

A. 2.5 B. 0.5 C. 2 D. 1.5

A. Intermolecular hydrogen bonding B. Intramolecular hydrogen bonding C. Both inter and intramolecular hydrogen bonding D. High specific heat

A. Sodalime B. Sodium bicarbonate C. Washing soda D. Sodium chloride

A. Oxalic acid B. Disodium salt of EDTA C. Sodium citrate D. Sodium thiosulphate

A. Centrifugation B. Plasmolysis C. Reverse osmosis D. Sedimentation