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