Physical Chemistry Quiz

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Physical Chemistry Quiz

chemistry 2

Physical Chemistry Quiz

This Quiz is designed to test your knowledge specifically on Physical Chemistry Section. Best of luck!

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1. Which of the following statements is incorrect about the adsorption theory?

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2. Rust is hydrated

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3. Dry corrosion is

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4. The vapour density of a gas is 22. Its molecular weight will be.........

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5. The ratio of the rates of diffusion of a given element to that of helium is 4. What will be the molecular weight of the element?

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6. The specific heat of metal is 0.16, its approximate atomic weight would be

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7. During electro galvanizing technique, which metal is used to protect steels against corrosion?

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8. Rusting of Iron is enhanced by

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9. The equivalent weight of calcium phosphate Ca3(PO4)2 is (Mol. wt. 310)

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10. Rusting of iron is an example  of

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11. The hydrogen phosphate of certain metals has the formula MHPO4. The formula of metal chloride would be

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12. Dry cell is an example of

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13. Which of the following is used as a catalytic promoter?

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14. The law of reciprocal proportions can be used to determine.......

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15. The type of corrosion that is very dangerous and difficult to monitor is

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16. Cold light is emitted in

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17. Quantum yield is related to...........

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18. In galvanic series, Which metals are most passive?

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19. Which one of the following pairs of compounds illustrates the law of multiple proportions?

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20. Corrosion is accelerated by.....

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21. Zincification involves ........................metal.

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22. A metallic oxide contains 66% of the metal. The equivalent weight of the metal is

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23. Stress corrosion, fatigue corrosion, and hydrogen embrittlement fall under the category of which type of corrosion?

 

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24. When Pt and Zn are electrically connected, which one gets corroded?

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25. In which of the following combinations of galvanic cells, the rate of corrosion of magnesium is highest in

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26. If the equivalent weight of a trivalent metal is 32.7, the molecular weight of its chloride is

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27. The modern atomic weight scale is based on.........

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28. The formula of metallic hydroxide (eq. wt. = 150) is M(OH)2. x. H2O. If the atomic weight of the metal is 176 then, the value of x will be

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29. The amount of zinc (atomic weight 65) required to produce 224ml of H2 at STP on treatment with dilute H2SO4 will be

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30. The percentage of P2O5 in diammonium phosphate (NH4)2HPO4 is

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31. From which of the following types of corrosion cavities or holes are produced on a metal surface?

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