Service

When sodium hydroxide NaOH is dissolved in water the species present in addition

When sodium hydroxide NaOH is dissolved in water the species present in addition

When sodium hydroxide, NaOH, is dissolved in water, the species present in addition to water are:

A)NaOH(aq)D)Na+(aq) and O2H22?

B)Na+(aq) and OH?(aq)E)NaO?(aq) and H3O+

C)Na+(aq) and H3O+

 

36.              When ammonia, NH3, is dissolved in water, the ions formed are:

A)NH3?(aq) and OH?(aq)D)NH4+(aq) and H?(aq)

B)NH3+(aq) and OH?(aq)E)NH2?(aq) and H+(aq)

C)NH4+(aq) and OH?(aq)

 

37.              When acetate ion, CH3CO2?, reacts with water, the products are:

A)H+(aq) and OH?(aq)D)CH3CO2+(aq) and H?(aq)

B)CH3CO2+(aq) and OH?(aq)E)CH3CO2H(aq) and OH?(aq)

C)CH3CO2+(aq) and H2O(aq)

 

38.              When carbonate ion, CO32?, reacts with water, the products are:

A)H+(aq) and OH?(aq)D)HCO3?(aq) and H?(aq)

B)HCO3(aq) and OH?(aq)E)HCO3?(aq) and OH?(aq)

C)HCO3+(aq) and H2O(aq)

 

39.              When fluoride ion, F?, reacts with water, the products are:

A)H+(aq) and OH?(aq)D)HF(aq) and H?(aq)

B)F+(aq) and OH?(aq)E)HF(aq) and OH?(aq)

C)F+(aq) and H2O(aq)

 

40.              Which of the following is an amphoteric substance?

A)  NaCl    B)  LiOH    C)  KBr    D)  NaHCO3    E)  CH3OH

abhinav behal 15-Feb-2020

Answer (UnSolved)

question Get solution