A. Neutral medium B. Acidic medium C. Alkaline medium D. Alkaline and acidic medium
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A. Oxalic acid B. Disodium salt of EDTA C. Sodium citrate D. Sodium thiosulphate
A. Centrifugation B. Plasmolysis C. Reverse osmosis D. Sedimentation
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A. Hydration energy B. Electron affinity C. Atomic size D. Atomic mass
A. Permutit B. Calgon C. Zeolite D. Tripsa
A. Monohydrogen B. Tritium C. Dihydrogen D. Trihydrogen
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A. Boiling B. Fractional distillation of water C. Prolonged electrolysis of water D. None of these
A. Hydrogen bonding interaction B. Dipole-dipole interaction C. Dipole induced dipole interaction D. Induced dipole induced dipole interaction
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A. Hydrogen atoms with excess energy B. Hydrogen molecules with excess energy C. Hydrogen ions in the excited state D. Solvated protons
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A. Heavy liquid B. An oxide of heavier isotope of oxygen C. An oxide of deuterium D. Denser than water