General Science (Chemistry) – Quiz 2 Related Post General Science (Photosynthesis) – Quiz 1 General Science (Energy) – Quiz 1 General Science (Chemistry) – Quiz 4 General Science (Chemistry) – Quiz 3 General Science (Chemistry) – Quiz 1 1. Binary compound of hydrogen that has tendency to liberates hydrogen gas on reaction with acids and alcohols is: Complex hydride Covalent hydride Saline hydride Border line hydride 2. Bleaching powder exhibits its bleaching action mainly through the formation of: OCl Cl O2Cl O2 3. By doubling the specific heat of a system heat absorbed or evolved by the system will: Increase two times Decrease two times Become equal to zero Become negative 4. Carbon black is formed as a byproduct when hydrogen gas is synthesized by: Steam and hydrocarbon process Electrolysis of water Steam and coal process Thermal decomposition of hydrocarbons 5. Carbonyl carbon of aldehydes and ketones is: dsp2 hybridized sp2 hybridized sp3 hybridized sp hybridized 6. Catalytic dehydrohalogenation of ethyl bromide will generate: Ethane Ethene Ethylene Ethanol 7. Catalytic oxidation of isopropyl alcohol will produce : Ethanol Methanol Acetone Acetaldehyde 8. Catalytic oxidation of nitrous oxide follows: First order kinetics Second order kinetics Third order kinetics Zero order kinetics 9. Catalytic reduction of ethyl bromide can produce: Ethylene Ethane Ethene Ethanol 10. Catalytic sulphonation of benzene will preferably proceeds via : Free radical substitution reaction Nucleophilic substitution reaction Electrophilic substitution reaction Electrophilic elimination reaction 11. Cement powder mixed with water forms a thick suspension called a _____. Lotion Solution Cleaner Slurry 12. Change in optical rotation can be used as a way for determination of rate of reaction by: Spectroscopic method Refractrometric method Calorimetric method Polarimetric method 13. Chemical energy is really a form of _______ energy. Potential Kinetic Electrical Nuclear 14. In angular geometry of water molecule oxygen atom has: Two lone pairs and two bond pairs Two lone pairs and no bond pair Two lone pairs and three bond pairs Three lone pairs and two bond pairs 15. Chemical energy is the energy stored in a substance that can be _____ during a chemical reaction. Stored Increased Decrease Released 16. Chemically ordinary glass is composed of a mixture of: Sodium format and calcium format Calcium silicate and potassium silicate Sodium silicate and calcium format Sodium silicate and calcium silicate 17. Chief impurities present in Bauxite ore are: Fe2O3 and SiO2 Fe and SiO2 Fe2O3 and SO2 Al2O3 and SiO2 18. Combustion analysis of substance is usually performed to determine its: Empirical formula Molecular formula Formula unit Atomic number 19. Configuration that best corresponds to outer shell electronic configuration of an alkaline earth metal is : 1s1 2s2 2p3 2s2 2p6 6s2 5d2 2f3 3s2 3p6 4s2 20. Conversion of alkyl halides into their respective alkane follow : Polymerization reaction Oxidation reaction Reduction reaction Elimination reaction Loading … Question 1 of 20