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