Which of the following has the largest acid equilibrium constant, K_a? CH_3CO_2H

Question

Which of the following has the largest acid equilibrium constant, K_a? CH_3CO_2H CH_2CJCO_2H CHCl_2CO_2H CCl_3CO_2H Which of the following mechanistically depicts the protonation of methanol by hydrogen bromide? In the equilibrium below, the strongest base is: (pK_a H_2O = 15.7, pK_a NH_3 = 36) H_2O + NH_2^- OH^- NH_3 H_2O NH_2^- OH^- NH_3 is 1) is 2) is 3) is 4) How many constitutional isomers of C_3 H_6 Cl_2 are possible? one two three four five What is the IUPAC name of the compound shown below? 1, 2, 3,-trimethylbutane 2,3-dimethylpentane 2,3,4-trimethylpentane 2-isopropylbutane Which of the following best describes the relationship between the following two structures? identical compounds resonance structures constitutional isomers different compounds with different constitutions Alkanes are characterized by the general molecular formula: C_nH_2N - 2 C_n H_2a C_aH_2n + 2 C_aH_2n + 4

Explanation / Answer

7. Largest Ka is for,

D) CCl3CO2H

8. Mechanism for protonation is shown by figure,

A. 1)

9. The strongest base at equilibrium is,

B) is 2)

10. Constitutional isomers of C3H6Cl2,

D) four

11. IUPAC name for compound,

B) 2,3-dimethylpentane

12. Relation between two compounds

A) identical compounds

13. General formula for alkanes

C) CnH2n+2

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