1st PUC Chemistry Series-6

PUC Science 1st Year Chemistry Series-6 quiz

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1st PUC Chemistry Series 6


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Q.51 Which one will have maximum numbers of water molecules?

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Q.52The number of atoms present in 0.1 moles of a triatomic gas IS

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Q.53 Find the volume of O2 required to burn 1 L of propane completely, measured at 0℃ temperature and 1 atm pressure

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Q.54. A gas X has Cp and Cratio as 1.4, at NTP 11.2 L of gas X will contain_______ number of atoms

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Q.55Which of the species is not paramagnetic?

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Q.56. Pressure has the same dimension as ____________

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Q.57 A container has an equal mass of H2, Oand CH4 at 27℃, the ratio of their volume is

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Q.58There are two chlorides of sulphur S2Cl2 and SCl2. What is the equivalent mass of S in SCl2

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Q.59 Boron exists as two stable isotopes; 10B(19%) and 11B(81%). Find out the average atomic weight of boron in the periodic table

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Q.60 Find the amphoteric oxide

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