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Water in its chemical reaction behaves as : An amphoteric compound , Acidic , Basic , Positive Charged ion
The chemical formula of phosgene gas is : CO , PH3 , COCl , CO2
When carbon dioxide is passes through lime water,it turn milky the milkiness is due to insoluble : Calcium oxide , Calcium phosphate , Calcium nitrate , Calcium carbonate
The boiling point of nitric acid is : 86°C , 76°C , 96°C , 106°C
Formula of zinc blend is : Hgs , PbS , ZnS , FeS2
Density of sulphuric acid is : 1.84 g/cm-³ , 1.94 g/cm-³ , 2.0 g/cm-³ , 1.54 g/cm-³
Colour of silver bromide is : Pale yellow , Bright yellow , White , black
Which one is not a metal : Copper , Carbon , Chromium , Calcium
Wrought iron is converted into steel in a : Blast Furnace , Bessemer converter , Electric furnace , rotary Kiln