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The volume occupied by 1.4 g N2 at STP is : 2.4 dm3, 11.2 dm3, 2.24 dm3, 1.12 dm3
Silver has Isotopes : 9, 16, 17, 18
Solvent extraction is an equilibium process and is controlled by : Distribution law, The amount of solvent used, Law of mass action, The amount of solute
The molar volume of CO2 is maximum at : STP, 127 °C and 1 atm, 0°C and 2 atm, 273 °C and 2 atm
ice occupied more space then liquid water : 0.09, 0.1, 0.11, 0.12
Structure of CrO4 ^ 2- is : Tetrahedral, Octahedral, Cubic, Triclinic
Total number of spectral region in a spectrum is : 4, 6, 7, 8
The value of Plamks constant is : 6.62 X 10 ^ - 34 J.s, 6.62 X 10 ^ - 27 J.s, 6.62 X 10 ^ - 21 J.s, 6.62 X 10 ^ - 31 J.s
Boundangle between two H - s H bond : 104.5°, 107.5°, 92°, 95°
S.I unit dipole moment is : Pm, Debye, mC, All
The total heat content of a system is called : Entropy, Enthalpy, Temperature, Internal energy
Law of mass action derived by Guldberg and Waage in : 1909, 1906, 1846, 1864
Ionization of hydrogen sulphide gas is suppressed by : KCl, NaCl, HCl, NH4Cl
10 g NaoH dissolved per 250 cm3 of solution has molarity : 0.5 M, 1.0 M, 1.5 M, 2.0 M
Oxidation number of chromium in K2Cr2O7 is : 2, 4, 6, 12
emf of Zn - Cu cell is : 0.0 v, 0.5 V, 1.0 V, 1.1 V
A substance which make the catalyst more effective is called : Inhibitor, Retarder, Promoter, Auto-catalyst