DP Chemistry Questionbank
18.1 Lewis acids and bases
Description
[N/A]Directly related questions
- 18M.2.hl.TZ1.5c: Write an equation to show ammonia, NH3, acting as a Brønsted–Lowry base and a different equation...
- 18M.1.hl.TZ2.26: Which is an example of a Lewis base? A. an electrophile B. BF3 C. CH4 D. a...
- 18M.1.hl.TZ1.26: Which statements are correct? I. Lewis bases can act as nucleophiles. II....
- 17N.2.hl.TZ0.3e: Describe, in terms of acid-base theories, the type of reaction that takes place between the...
- 17M.1.hl.TZ2.26: Which type of bond is formed when a Lewis acid reacts with a Lewis base? A. Covalent B. ...
- 17M.2.hl.TZ1.2e: Describe, in terms of the electrons involved, how the bond between a ligand and a central metal...
- 16M.2.hl.TZ0.1a: (i) Draw a Lewis (electron dot) structure of phosphine. (ii) State the hybridization of the...
- 16M.1.hl.TZ0.28: The diagram represents the bonding in...
- 15M.1.hl.TZ1.8: Which statements are correct about the complex...
- 15M.1.hl.TZ1.28: An equal amount of each of the following salts is added separately to the same volume of...
- 15M.1.hl.TZ2.28: Which compound forms an acidic solution when dissolved in water? A. ...
- 15M.2.hl.TZ2.7e.i: Define the term base according to the Lewis theory.
- 15M.1.sl.TZ2.21: Which species cannot function as a Lewis acid? A. \({\text{B}}{{\text{F}}_{\text{3}}}\) B....
- 15M.2.sl.TZ1.6e: Explain whether BF3 can act as a Brønsted-Lowry acid, a Lewis acid or both.
- 15M.2.sl.TZ2.5f.i: Define the term base according to the Lewis theory.
- 14M.1.hl.TZ1.24: In which reaction does \({{\text{H}}_{\text{2}}}{\text{O}}\) act as a Lewis base but not as a...
- 14M.2.hl.TZ1.5d.iv: Outline, including a relevant equation, whether the...
- 14M.2.hl.TZ1.5d.ii: \({\text{C}}{{\text{r}}^{3 + }}\) ions and water molecules bond together to form the complex ion...
- 14M.3.hl.TZ1.24a: Explain why ethylamine has basic properties.
- 14M.1.sl.TZ2.22: Which statement explains why ammonia, \({\text{N}}{{\text{H}}_{\text{3}}}\), is classified as a...
- 14M.2.sl.TZ2.2d: (i) State the formula of the compound that boron forms with fluorine. (ii) Explain...
- 14M.3.sl.TZ1.24a: State the equation for the reaction of ethylamine with water.
- 14M.3.sl.TZ1.24b: Explain why ethylamine has basic properties.
- 14N.1.hl.TZ0.8: Cobalt forms the complex...
- 14N.1.hl.TZ0.24: Which definition of a base is correct? A. A Lewis base accepts a proton. B. A...
- 15M.2.hl.TZ2.8c.ii: Chromium forms the complex ion...
- 14N.1.sl.TZ0.21: Which definition of a base is correct? A. A Lewis base accepts a proton. B. A...
- 13N.2.hl.TZ0.7b.i: Describe the relationship between \({\text{Sb}}{{\text{F}}_{\text{5}}}\) and...
- 13M.2.hl.TZ1.6d.i: Define an acid according to the Lewis theory.
- 13M.2.hl.TZ1.6d.ii: State and explain the acid–base character of \({\text{PC}}{{\text{l}}_{\text{3}}}\) according to...
- 13M.1.hl.TZ2.26: Which of the following is an example of a Lewis acid–base reaction, but not a Brønsted–Lowry...
- 13M.2.hl.TZ2.6b.i: Define an acid according to the Brønsted–Lowry theory and the Lewis theory. Brønsted–Lowry...
- 12N.1.sl.TZ0.21: Which substance can act as a Lewis acid but not as a Brønsted–Lowry acid? A. HCl B. ...
- 10N.2.hl.TZ0.3f: \({\text{C}}{{\text{u}}^{2 + }}{\text{(aq)}}\) reacts with ammonia to form the complex ion...
- 09M.1.sl.TZ2.21: Which are definitions of an acid according to the Brønsted-Lowry and Lewis theories?
- 11M.2.hl.TZ2.5a.iii: Another weak base is nitrogen trifluoride, \({\text{N}}{{\text{F}}_{\text{3}}}\). Explain how...
- 12M.1.hl.TZ2.23: Which reaction represents an acid–base reaction according to the Lewis theory but not according...
- 12M.2.sl.TZ2.6b.iii: Explain why ammonia can also act as a Lewis base.
- 11N.1.sl.TZ0.21: Which descriptions are correct for both a Brønsted–Lowry acid and a Lewis acid?
