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A Group of Acids Arranged in Order of Decreasing Acidity ≡\equiv

Question 73

Multiple Choice

A group of acids arranged in order of decreasing acidity is: HNO3 > CH3COOH > C6H5OH > H2O > HC ≡\equiv CH
What is the arrangement of the conjugate bases of these compounds in decreasing order of basicity?


A) NO3- > CH3COO- > C6H5O- > OH- > HC ≡\equiv C-
B) CH3COO- > C6H5O- > NO3- > OH- > HC ≡\equiv C-
C) C6H5O- > NO3- > HC ≡\equiv C- > OH- > CH3COO-
D) HC ≡\equiv C- > OH- > C6H5O- > CH3COO- > NO3-
E) No prediction of relative base strength is possible.

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