A) 1.0mole B) 0.5mole C) 5.12mole D) 32.0mole
A) 11.42 mol/dm³ B) 8.80 mol/dm³ C) 0.88 mol/dm³ D) 1.14 mol/dm³
A) Increase in the level of sediment B) Scarcity of food in water C) Presence of heavy metal ions D) Reduction in the amount of dissolved oxygen
A) Paper B) Plastics C) Animal hide D) Wood
A) Passing over treated charcoal B) The use of an ion -exchange resin C) Chlorination D) Aeration
A) Activation energy B) Energy of reaction C) Energy of formation D) Free energy
A) Zero order reaction B) First order reaction C) Fourth order reaction D) Second order reaction
A) Activation energy B) Enthalpy C) Energetics D) Catalyst
A) Energy barrier B) Activated complex C) Rate curve D) Reaction profile
A) Avogadro's cell B) Lead acid accumulator C) Leclanche cell D) Cathodic discharger
A) Electromotive force B) Electrode potential C) Electrolysis D) Potential difference
A) Anode B) Electrode C) Cathode D) Electrolytic cell
A) Oxygen B) Coal C) Natural gas D) Petroleum
A) Formation of ionic bonds between carbon atoms B) Formation of covalent bonds between carbon atoms C) Breaking of ionic bonds between carbon atoms D) Breaking of covalent bonds between carbon atoms
A) 25°C and 0.5 atmosphere pressure B) 25°C and 1 atmosphere pressure C) 0°C and 0.5 atmosphere pressure D) 0°C and 1 atmosphere pressure
A) Mass = Density ÷ Volume B) Volume = Density × Mass C) Mass = Volume × Density D) Volume = Mass ÷ Density
A) CnH2n B) CnH2n-4 C) CnH2n-2 D) CnH2n+2
A) Single bonds between carbon atoms B) Double bonds between carbon atoms C) Both single and double bonds between carbon atoms D) Triple bonds between carbon atoms
A) Methane B) Ethene C) Ethyne D) Benzene
A) Triple bonds between carbon atoms B) Both single and double bonds between carbon atoms C) Single bonds between carbon atoms D) Double bonds between carbon atoms
A) Benzene B) Ethyne C) Ethene D) Methane
A) Propane B) Benzene C) Butene D) Ethyne
A) Decolorize bromine water as well B) Turn bromine water green C) React violently with bromine water D) Do not react with bromine water
A) Linear alkene B) Saturated hydrocarbon C) Cyclic aromatic hydrocarbon D) Alkane
A) Five carbon atoms in a ring B) Six carbon atoms in a ring C) Four carbon atoms in a ring D) Three carbon atoms in a ring
A) It is insoluble in most organic solvents B) It readily undergoes combustion C) It is a strong oxidizing agent D) It is highly reactive with halogens
A) Delocalized electron cloud B) Unsaturated nature C) Low reactivity D) High boiling point
A) Ring-chain isomerism B) Geometric isomerism C) Optical isomerism D) Structural isomerism
A) Butadiene B) Butyne C) Butane D) Butene |