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UCE (O-Level) Types of reactions — practice questions

Explore 1 free Types of reactions questions in UCE (O-Level) Science. Open each question or exercise to read its content, reference answers and available explanation.

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Judge the acid, base and redox claimsRead the answer and worked solution →

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Judge the acid, base and redox claims

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Questions
  1. Statement is true
    Yes
    Statement
    Oxidation is the loss of electrons by a molecule, atom or ion.
  2. Statement is true
    Yes
    Statement
    A Bronsted-Lowry base takes up protons, so it is a proton acceptor.
  3. Statement is true
    No
    Statement
    An amphoteric substance can only ever react as an acid.
  4. Statement is true
    No
    Statement
    An element that is oxidised is called an oxidising agent.
  5. Statement is true
    Yes
    Statement
    A polyprotic acid has more than one proton it can donate.
  6. Statement is true
    No
    Statement
    Every monatomic ion has an oxidation number of zero.
Instructions
Tap True or False for each statement as it appears.
_Source: Siyavula Physical Sciences Grade 11 (CC BY 4.0), Chapter 13 Types of Reactions_

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