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Which of the following is not a Lewis acid?

A. ZnCL2

B. BF3

C. H2O

D. Ag+

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  13. According to Bronsted Lowry an acid is
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  15. Sum of pH and pOH of an acidic solution at 25°C is
  16. 2 gm of NaOH is dissolved in one litre water. pH of the solution will be
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  18. Decinormal solution of acetic acid ionised to an extent of 1.3%. pH of this solution will be (log 1.3…
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  21. Ostwald dilution law is applicable for :
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  25. Kspfor AgCl (mol wt 143.5) is 17 x 10-11 at 298K. The molar solubility of AgCl at 298 Kis
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  27. CH3COOH+H2⇋H3O++CH3COO-In the above reaction acid is
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