1. (6 points) Which of the following acids is the stronger acid? b) AsHs or Sblt

Question

1. (6 points) Which of the following acids is the stronger acid? b) AsHs or Sblt cCB CH COOH or ClCH COOH 2. (10 points) Name the following compounds. Predict whether their aqueous solutions are acidic, basic or neutral. a) CaF: b) K:C:04 e NaCIO d) NH c) Ni(NO) 3. (4 points) In the reaction ofAIBn (s)-NF3 (g) AlBnNFb), identify the Lewis acid and the Lewis base 4. (8 points) Two part problem Using the table on the penultimate page of the exam, choose an appropriate conjugate acid base pair that would make a pH 10.00 bufler a)

Explanation / Answer

1.

a. H2SeO4

b. SbH3

c. ClCH2COOH

2.

a. CaF2 = calciumfluoride

b. K2C2O4 = Potasiumoxalate.

c. NaClO4 = sodiumperchlorate.

d. NH4I = Ammoniumiodide.

e. Ni(NO3)2 = Nickel(II)nitrate.

3.

lewisacid = AlBr3

lewis base = NF3

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