A) C2H6 B) C3H6 C) C8H18 D) C7H16
A) alkane B) alkene C) alkanol D) alkyne
A) Members share the same general method of preparation. B) The physical properties are similar. C) Members have the same general method of preparation. D) Successive members differ in molecular formula by an addition of CH2
A) They are mostly covalent. B) Most organic compounds are non-polar. C) They are generally soluble in water. D) They are generally soluble in non-polar solvents.
A) C4H9 B) C2H6 C) C5H12 D) C3H6
A) It is the exceptional ability of carbon atoms to combine with one another. B) It is the ease with which carbon combines with hydrogen, oxygen etc. C) It is the ability of carbon to form single, double and tripple covalent bonds.
A) C3H7CHO B) C3H7COCH3 C) C3H7COOH D) C3H7OH
A) CO2 B) H2 C) O2 D) Cl2
A) SO2 B) CO2 C) Na2O D) NO2
A) SO2 B) K2O C) Na2O D) MgO
A) Na2O B) ZnO C) K2O D) CaO
A) CO2 B) MgO C) CO D) ZnO
A) basic oxide B) neutral oxide C) amphoteric oxide D) hydrochloric oxide E) acidic oxide
A) potassium tetraoxosulphate (VI) B) potassium trioxonitrate (V) C) potassium trioxochlorate (V) D) potassium trioxocarbonate (IV)
A) a dehydrating agent B) an oxidizing agent C) a catalyst D) a reducing agent
A) freezing of liquid air B) thermal decomposition of potassium trioxochlorate (V) C) hydrolysis of liquid air D) fractional distillation of liquid air
A) It is a colourless, odourless and tasteless gas B) It is slightly soluble in water C) Its atomic number is 8 and mass number is 16 D) It turns blue litmus paper red
A) CH4 + 2O2 --> CO2 + 2H2O B) C + O2 --> CO2 C) N2 + 2O2 --> 2NO2 D) 4Na + O2 --> 2Na2O
A) Steam Process B) Bosch Process C) Haber Process D) Contact Process
A) It is slightly soluble in water B) It is colourless, odourless and tasteless C) It is highly inflammable D) It turns red litmus paper blue
A) concentration B) volume C) pressure D) temperature
A) Increasing the temperature will shift the equilibrium towards the endothermic reaction B) Increasing the temperature will not affect the position of the equilibrium C) Decreasing the temperature will shift the equilibrium towards the endothermic reaction D) Increasing the temperature will shift the equilibrium towards the exothermic reaction
A) Increasing the pressure will have no effect on the equilibrium of a gaseous system. B) Increasing the pressure will shift the equilibrium towards the side with more moles of gas. C) Decreasing the pressure will shift the equilibrium towards the side with fewer moles of gas. D) Increasing the pressure will shift the equilibrium towards the side with fewer moles of gas.
A) Service Process B) Bosch Process C) Haber Process D) Contact Process
A) Iron catalyst B) Moderately low temperature C) High pressure D) Low pressure
A) can be compressed B) very dense C) definite volume D) definite shape
A) no definite volume B) cannot be compressed C) no definite shape D) less dense
A) no definite shape B) least dense C) cannot be compressed easily D) fixed mass
A) inversely proportional to its temperature B) directly proportional to its temperature C) inversely proportional to its pressure D) directly proportional to its pressure
A) inversely proportional to its pressure B) inversely proportional to its absolute temperature C) directly proportional to its pressure D) directly proportional to its absolute temperature
A) 442.4cm3 B) 432.4cm3 C) 459.2cm3 D) 429.2cm3
A) 388.4cm3 B) 288.4cm3 C) 488.4cm3 D) 188.4cm3
A) 44.8dm3 B) 18.2dm3 C) 36.8dm3 D) 27.4dm3
A) inversely proportional to its density B) directly proportional to its density C) inversely proportional to the square root of its density D) directly proportional to the square root of its density
A) They are both slightly soluble in water B) They are both neutral to litmus paper C) They are both colourless, odourless and tasteless gases D) They both belong to group 1 on the periodic table
A) oxygen gas B) hydrogen gas C) carbon (IV) oxide gas D) chlorine gas
A) in the manufacture of tetraoxosulphate (VI) acid B) for steel production C) for medical applicants to help patients breathe D) as propellants for space rockets
A) CH4 (g) + H2O (g) B) CH2 (g) + 2H2O (g) C) CO2 (g) + 3H2 (g) D) CO (g) + 3H2 (g) |