1. In the reaction SnCl4 + 2Cl- <-> SnCl62-, the SnCl4 functions as a(an) ____.
ID: 485401 • Letter: 1
Question
1. In the reaction SnCl4 + 2Cl- <-> SnCl62-, the SnCl4 functions as a(an) ____.
A. Brønsted-Lowry acid B. Brønsted-Lowry base C. Arrhenius base D. Lewis acid
2. In the equation HF+H2O <-> H3O+ +F-
A. H2O is a base, and HF is its conjugate acid.
B. H2O is an acid, and HF is the conjugate base.
C. HF is an acid, and F- is its conjugate base.
D. HF is a base, and H3O+ is its conjugate acid.
E. HF is a base, and F- is its conjugate acid.
3. According to the Arrhenius theory, which of the following is an acid?
A. NH3 B. CH4 C. HCl D. H2 E. NaOH
4. Which one of the following is not a strong acid?
A. HI B. HF C. HNO3 D. H2SO4 E. HClO3
Explanation / Answer
1) SnCl4 act as lewis acid
answer = option D = lewis acid
2) C. HF is an acid, and F- is its conjugate base.
3) answer = option C = HCl
4) answer = option D = H2SO4
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