Chemistry Test Chemistry Online MCQs Test 03 For Preparation Chemistry Online MCQs Test 03 For Preparation 1. Chemical formula of Urea is ?A. NH4CLB. NH2CONH2C. Na2CO3D. NH2COONH4 Loading... 2. The latent heat of fusion of water is ?A. 5.7 KJ/MolB. 4.2 KJ/MolC. 5.2 KJ/MolD. 6 KJ/Mol Loading... 3. The reason of unusual physical properties of water is due to the presence of ?A. Hydrogen bondingB. None of theseC. Covalent bondD. Coordinate cov. Bond Loading... 4. Sodium carbonate is commercially manufactured by ?A. Ostwald’s ProcessB. Haber’s ProcessC. Frisch ProcessD. Solvay Process Loading... 5. The blister copper is refined by ?A. BoilingB. ConcentrationC. ElectrolysisD. Reduction Loading... 6. Most of the aquatic animals cannot survive above ?A. 30 °CB. 35 °CC. 50 °CD. 44 °C Loading... 7. The density of water is one gram per centimeter cube at ?A. 4 °CB. 60 °CC. 100 °CD. 0 °C Loading... 8. Chlorine act as a bleaching agent in the presence of ?A. HNO3B. NaOHC. H2OD. HCL Loading... 9. The chemical formula of magnetic oxide is ?A. Fe3O4B. Fe2O3C. Fe2O3.H2OD. FeO Loading... 10. Nutrient pollution of water bodies is caused by ? 0 Loading... 11. Rain water is acidic in nature because air contain ?A. Carbon dioxideB. OxygenC. All of theseD. Nitrogen Loading... 12. Water gas is a mixture of ?A. None of theseB. Steam & AirC. CO & H2D. Hydrogen & Oxygen Loading... 13. Dielectric constant of water at 18 °C is ?A. 80B. 70C. 84D. 75 Loading... 14. Which one of the following disease is caused by mercury ?A. TyphoidB. HepatitisC. CholeraD. Parkinson Loading... 15. The enormous quantity of water present on earth surface acts as giant thermostat due to its high ?A. Latent heat valuesB. DensityC. Boiling PointD. Heat Capacity Loading... Loading... Related PostsChemistry MCQs Test 07 Online PreparationChemistry MCQs Test 05 Online PreparationChemistry MCQs Test 06 Online PreparationChemistry Online MCQs Test 04 For PreparationChemistry Online MCQs Test 01 For PreparationChemistry Online MCQs Test 02 For Preparation Continue Reading Previous Chemistry Online MCQs Test 02 For PreparationNext Chemistry Online MCQs Test 04 For Preparation Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ