12. In the reaction NH, + H,0= NH +OH, the conjugate acid-base pair is 1) NH,...

 

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12. In the reaction NH, + H,0= NH +OH, the conjugate acid-base pair is 1) NH, and H,0 3) Н,О and NH," 13. H,O* +OH-→2 H,O is 1) Arrhenius neutralisation 2) Bronsted neutralisation 2) NH, and OH 4) NH, and NH, 3) Lewis neutralisation 4) Both Lewis neutralization and Bronsted neutralisation. 14. The conjugate base of hydrazoic acid is 1) N,H, 15. Which of the following is an amphiprotic ion 2) N,H, 3)N, 4) NH,OH 2) Acetate ion 4) Bicarbonate ion 16. The strongest base among the following is 2) Cyanide ion 4) Acetate ion. 1) Chlorate ion 3) Sulphate ion 1) Chloride ion 3) Formate ion 17. Weakest base is 2) NO; 1) СH 18. Strongest Bronsted base is 3) CN- 4) HS 1) Cio- 2) Clo, 3) CI0; 4) Cl0, 19. The following has no conjugate base 1) Н.РО, 2) H,PO, 3) Н,РО; 4) CH,COOH 20. The weakest base among the following 4) Br 2) CH 3) F- 2) Benzoic acid 4) Acetylene 22. The conjugate acid of O2 ion is 1) F 21. The strongest conjugate base results from 1) Formic acid 3) Acetic Acid 1) OH 2) ОН" 3) Н,О 4) НО, 23. Identify Bronsted - Lowry acids in the reaction given. [Al(H,O),]* + HCO, = A B [AI(H,0),(OH")]" +H,CO, D The correct answers 1) A,C 4) В,С 2) В,D 24. Which anion is strongest base? 3) A,D 1) С, Н.О- 2) NO, 3) CF 4)CH,C- 12. In the reaction NH, + H,0= NH +OH, the conjugate acid-base pair is 1) NH, and H,0 3) Н,О and NH," 13. H,O* +OH-→2 H,O is 1) Arrhenius neutralisation 2) Bronsted neutralisation 2) NH, and OH 4) NH, and NH, 3) Lewis neutralisation 4) Both Lewis neutralization and Bronsted neutralisation. 14. The conjugate base of hydrazoic acid is 1) N,H, 15. Which of the following is an amphiprotic ion 2) N,H, 3)N, 4) NH,OH 2) Acetate ion 4) Bicarbonate ion 16. The strongest base among the following is 2) Cyanide ion 4) Acetate ion. 1) Chlorate ion 3) Sulphate ion 1) Chloride ion 3) Formate ion 17. Weakest base is 2) NO; 1) СH 18. Strongest Bronsted base is 3) CN- 4) HS 1) Cio- 2) Clo, 3) CI0; 4) Cl0, 19. The following has no conjugate base 1) Н.РО, 2) H,PO, 3) Н,РО; 4) CH,COOH 20. The weakest base among the following 4) Br 2) CH 3) F- 2) Benzoic acid 4) Acetylene 22. The conjugate acid of O2 ion is 1) F 21. The strongest conjugate base results from 1) Formic acid 3) Acetic Acid 1) OH 2) ОН" 3) Н,О 4) НО, 23. Identify Bronsted - Lowry acids in the reaction given. [Al(H,O),]* + HCO, = A B [AI(H,0),(OH")]" +H,CO, D The correct answers 1) A,C 4) В,С 2) В,D 24. Which anion is strongest base? 3) A,D 1) С, Н.О- 2) NO, 3) CF 4)CH,C-