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Mdcat-past-papers - NMDCAT Quiz

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21. Which of the following store food?



22. Avogadro's constant is number of:



23. Diameter of atom is:



24. Size of molecules depends upon:



25. How many molecules are there in 2.1 mole of CO₂?



26. Ascorbic acid (Vitamin C) has high percentage of:



27. For the gaseous phases reaction, when number of moles of reactants and products are equal:



28. Which gas obeys all gas laws?



29. According to the general gas equation, density of an ideal gas depends upon:



30. One mole of an ideal gas at STP has volume in dm³:



31. The actual volume of gas molecules is considered negligible of following pressure:



32. How many H-bonds a water molecule can form with other water molecule?



33. CO₂ and SO₂ both are triatomic molecules but heat of vaporization of SO₂ is greater than that of CO₂ due to:



34. Which of the following has the lowest vapor pressure at 20°?



35. What is true about evaporation?



36. Which has highest vapor pressure?



37. Which of the following is not a molecular solids:



38. Polymorphs have different:



39. Solids which are more volatile:



40. Greatest lattice energy is for: