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6. The hybridization of alkane is A. Sp B.Sp2 C Sp3 D.Sp3d 7.Which of the following is not a noble gas A. Chlorine B. Argon C.Neon D.Helium 8. A solutions whose PH is neutral has hydrogen ion concentration to be ___ 9.Which of the allotrope of sulphur is stable below 96°C A. Rhombic sulphur B. Monoclinic sulphur C. Plastic sulphur D None of the above 10. Which of the following is an NOT acid anhydride A CO2 B SO2 C SO3 D.NH3 |
Odiaze:Correction in due time |
CHEMISTRY 1..Which of the following gas is soluble in water A. Hydrogen B.Oxygen C Chlorine D. Nitrogen 2. Which of the followings can be used in fountain experiments A.HCl B. Nitrogen gas C Oxygen D. Hydrogen sulphide 3. Which of the following is useful as anaesthetic? A. Nitrogen(1) oxide B. Ammonia C. Carbon D.hydrogen sulphide 4. Which of the following is useful in gas mask A. Wood charcoal B Animal charcoal C. Petrol D. Hydrogen gas 5. What's the bond order in O2+ A. 3.5 B 2.0 C 1.5 D 0 Prizes will be dashed out periodically |
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