Quiz 7
Most Important Question for Exam
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Acetyle salicylic acid is commonly usd as
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What product is given out at the anode when CuSO4 / H2SO4 is electrolyzed ?
A: O2Â Â B: H2Â Â C: SO2Â Â D: Cu
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Natural petroleum is a liquid mixture of Paraffin hydrocarbons
A: C4 to C12Â B: C1 to C20Â Â C: C1 to C40Â D: C5 to C15
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What is a mixture of Potassium nitrate powdered charcoal and Sulpur Called ?
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Vulcanization is the process of adding ------------ to rubber
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Which solution will have the highest boiling point ?
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Which substance is used to retard the setting action of cement
A: CaOÂ Â B: AlOÂ Â C: CaSO4.2H2OÂ Â D: NaO + KO
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The disaccharide present in milk is
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Fat is a
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Copper sulphate solution is acidic in nature due to
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Which one of the following glasses is used in bullet proof screens ?
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Acid rain is caused by the pollutants
A: CO and CO2Â Â B: CO2 and O2Â Â C: N2 and CO2Â Â D:Â N2O and SO2
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Which of the following is a super cooled liquid ?
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When quick lime is added to water
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A molar solution is one that contains one mole of a solute in
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The rays that do not contain the material particles are
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The acid present in lemon is
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Which one of the following is NOT a radioactive substance ?
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Formalin is used as
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Which one of the following does not contain silver ?
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The state of hybridization of carbon in diamond is
A: sp2  B: sp  C: sp3  D: dsp2
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Which of the following gases may cause acid rain in an industrial area ?
23 / 25
Biogas mainly contains
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Which gas is commonly filled in giant balloons ?
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Calorific value is in the order of
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