Chemical Reactions and Oxidation States Quiz
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Questions and Answers

What determines the order of a chemical reaction?

  • Experimental rate expression (correct)
  • Unbalanced chemical reaction
  • Thermo-chemical equation
  • Balanced chemical equation
  • In which order does the ionic character decrease in the following oxides?

  • Mn2O7 > MnO2 > MnO
  • MnO > MnO2 > Mn2O7
  • MnO > Mn2O7 > MnO2 (correct)
  • Mn2O7 > MnO > MnO2
  • What is the oxidation state of Fe in [Fe(CO)5]?

  • +3
  • 0 (correct)
  • +2
  • +5
  • When primary alcohols react with thionyl chloride, which gases are liberated?

    <p>SO2 and H2 (A)</p> Signup and view all the answers

    Why is the phenol molecule less stable than the phenoxide ion?

    <p>Phenoxide ion resonance structures have charge separation but not in phenol. (D)</p> Signup and view all the answers

    Which type of compound is glycerol an example of?

    <p>Trihydric alcohol (C)</p> Signup and view all the answers

    What are the products liberated at the anode and cathode during the electrolysis of molten NaCl using platinum electrodes?

    <p>Cl and Na (D)</p> Signup and view all the answers

    Which type of reaction is acid hydrolysis of ethyl acetate?

    <p>Pseudofirst-order reaction (A)</p> Signup and view all the answers

    What does acidified potassium dichromate oxidize hydrogen sulphide to?

    <p>All of these (B)</p> Signup and view all the answers

    What type of ligand is EDTA (Ethylenediaminetetraacetic acid)?

    <p>Polydentate ligand (C)</p> Signup and view all the answers

    What type of medium is needed for benzene diazonium chloride to react with phenol to form p-hydroxy azobenzene?

    <p>Neutral medium (D)</p> Signup and view all the answers

    What is the chemical name for phosgene?

    <p>Acetyl chloride (B)</p> Signup and view all the answers

    Which vitamin is known by the chemical name Thiamine?

    <p>Vitamin B1 (A)</p> Signup and view all the answers

    Why is methylamine a stronger base than aniline?

    <p>+I effect (D)</p> Signup and view all the answers

    What nitrogenous base forms hydrogen bonding with adenine?

    <p>Guanine (B)</p> Signup and view all the answers

    Which type of bonding is responsible for the solubility of ethylamine in water?

    <p>Hydrogen bonding (D)</p> Signup and view all the answers

    What is the term used for the number of molecules involved in an elementary reaction?

    <p>Molecularity (C)</p> Signup and view all the answers

    What is the general equation for the Finkelstein reaction?

    <p>$RX + NaI \rightarrow RI + NaX$ (C)</p> Signup and view all the answers

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