Fill in the blank from the choices given in brackets:
Potassium sulphite on reacting with hydro chloric acid releases ....... gas.`(Cl_2,SO_2,H_2S)`

Fill in the blank from the choices given: The basicity of acetic acid is ____

Fill in the blank from the choices given in bracket: The compound formed when ethene reacts with Hydrogen is .................. (CH_4,C_2H_6,C_3H_8)

Fill in the blank from the choices given within bracket: The basicity of Acetic Acid is ......... (3, 1, 4)

Fill in the blanks from the choices given in brackets: An alloy used to make statues is ……………...(bronze, brass, fuse metal)

Fill in the blanks from the choices given in the brackets: The product of condensation of ethanoic acid with ethanol in presence of conc. H_2 SO_4 is _______ [acetaldehyde, ethylacetate, diethylether]

Fill in the blanks from the choices given in the brackets: Silver nitrate soln. reacts with dil. HCl to give a precipitate which is soluble in ______[dil. HNO_3 , cold water, NH_4 OH ]

Fill in the blank from the choices given within brackets: Cold, dilute nitric acid reacts with copper to form .................. (Hydrogen, nitrogen dioxide, nitric oxide)

Fill in the blanks from the choices given within brackets: (i) The compound formed when ethanol reacts with sodium is .............. (sodium ethanoate, sodium ethoxide, sodium propanoate)

Fill in the blanks from the choices given in brackets: A salt prepared by displacement reaction with copper is ………….. (ferrous chloride, silver chloride)

Fill in the blank from the choices given within bracket: Quicklime is not used to dry HCI gas because ...... (CaO is alkaline, CaO is acidic, CaO is neutral)