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