A.calcium aluninates and silicates of varying compositions
B.calcium aluminates and sodium silicates of varying compositions
C.calcium aluminates and caustic soda
D.calcium silicates and gypsum of fixed composition
A.remove unexposed silver halide
B.reduce the silver halide to silver
C.intensify faint images
D.remove metallic silver
A.abnode
B.cathode
C.both the electrodes
D.none of the electrodes
A.increasing concentration of the electrolyte
B.decreasing concentration of the electrolyte
C.decreasing temperature
D.none of the above
A.H2SO4
B.H2SO3
C.H2S2O6
D.H2S2O7
A.potassium bicarbonate is unstable
B.potassium bicarbonate is soluble is water
C.potassium bicarbonate is soluble in ammonium chloride and potassium chloride solutions
D.potassium bicarbonate does not decompose on heating
A.sodium metal and chlorine
B.hydrogen and oxygen
C.hydrogen chlorine and sodium hydroxide solution
D.hydrogen chlogrine and soda ash
A.increases with increase in temperature
B.decreases with increase in temperature
C.remains unaffected with change in temperature
D.decreases linearly with increase in temperature
A.proton transfer reaction
B.a reaction in gas phase
C.electron transfer reaction
D.ion combination reaction
A.an allotropic form of carbon
B.used as moderator in nuclear reactors
C.an electrical conductor
D.all of the above
