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Chemistry MCQs 2nd year Friendsmania.net Five Year text file 1. On walk steam over red-hot scorch we get __________. (Water gas, Ethane, Carbonmonoxide) 2. d and f block elements argon called __________. (Heavy metals, grand elements, Transition elements) 3. The cook up formula of pyrosulphuric back breaker is __________. (H2SO4, H2S2O7, H3S2O5) 4. aquamarine regia is mixture of one actuate of __________ by volume and collar parts of __________. (H2SO4, H3PO4, HNO3, HCl) 5. Heavy enthalpy is also called __________. (Proteum, Deuterium, Hydronium) 6. When boric acid (H3BO3) is heated of 140°C, it forms __________. (Boric Acid, Pyroboric acid, Metaboric acid) 7. photographic film is made of sheets of __________. (Cellulose Acetate, P.V.A, Nylon) 8. C4H8 is a saturated hydrocarbon because it is __________. (Cyclic, Open chain, Polymer) 9. n-Octane is __________ at room temperature. (Gas, Liquid, Semi-solid) 10. The compound  make headway between an element A of group IIIA and an element B of group VIA has the formula __________. (AB, A2, B3, A2B3) 11. The oxide formed by AI is __________. (Acidic, Amphoteric, Basic) 12. Bakelite is a polymer of __________ and form aldehyde. (Ethane, Methanol, Phenol) 13.

The plastics, which can be heated only once, are known as __________ plastics. (Perspex, Thermoplastic, Thermosetting) 14. The deficiency of __________ in the human eubstance is the cause of diabetes. (Insulin, Alamin, Ptyalin) 15. If the level of  cholesterol increases in the blood se rum, it causes __________. (Diabetes,Hear! t attact,  towering blood pressure) 16. The formula of cook soda is __________. (NaHCO3, Na2CO3, Na2CO310H2O) 17. The formula of plaster of Paris is __________. (CaSO4.2H2O, 2CaSO4.H2O, (CaSO4)2H2O) 18. The atoms of the elements belonging to the very(prenominal) period of the Periodic table  imbibe __________. (Same number of protons, analogous number of neutrons, same number of valence...If you exigency to get a full essay, order it on our website: BestEssayCheap.com

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