2nd PUC Chemistry Series 1

PUC Science 2nd Year Chemistry Series-1 quiz

 

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Created on By wefru

2nd PUC Chemistry Series 1

TEST YOUR KNOWLEDGE OF SCIENCE

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  1. Mole fraction of glycerine C3H5(OH)3 in solution containing 36 g of water and 46 g of glycerine is

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2.  Out of molality (m), molarity (M), formality (F) and mole fraction (x), those which are independent of temperature are

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3. Which of the following condition is not satisfied by an ideal solution?

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4. The boiling point of an azeotropic mixture of water and ethanol is less than that of water and ethanol. The mixture shows

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5.  Which has the lowest boiling point at 1 atm pressure?

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6. Osmotic pressure of a solution is 0.0821 atm at a temperature of 300 K. The concentration in moles/litre will be

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7. People add sodium chloride to water while boiling eggs. This is to

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8. The van’t Hoff factor (i) accounts for

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9. The molal elevation constant depends upon

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10.  The charge required for the reduction of 1 mol of MnO4 to MnO2 is

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