Gr 9 NATURAL SCIENCES: CH 2.4 The reaction of sulfur with oxygen
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Questions and Answers

What is the definition of combustion?

  • A chemical reaction where a substance reacts with air to produce heat and light.
  • A chemical reaction where a substance reacts with oxygen to produce heat and light. (correct)
  • A chemical reaction where a substance reacts with water to produce heat and light.
  • A chemical reaction where a substance reacts with nitrogen to produce heat and light.

    • What is formed when sulfur reacts with oxygen?

  • Sulfur monoxide
  • Sulfur trioxide
  • Sulfur dioxide (correct)
  • Sulfur nitride

    • What is the general equation for non-metal reactions with oxygen?

  • Non-metal + oxygen → non-metal oxide (correct)
  • Metal + water → metal hydroxide
  • Metal + oxygen → metal oxide
  • Non-metal + water → non-metal hydroxide

    • What is a use of sulfur dioxide?

    <p>As a preservative in dried fruits</p> Signup and view all the answers

    What is a hazard associated with mining sulfur?

    <p>Inhalation of sulfur dioxide gas</p> Signup and view all the answers

    What is the reactant in the reaction of sulfur with oxygen?

    <p>Sulfur</p> Signup and view all the answers

    What is the product of the reaction of sulfur with oxygen?

    <p>Sulfur dioxide</p> Signup and view all the answers

    What is a characteristic of the flame produced by burning sulfur?

    <p>Blue</p> Signup and view all the answers

    What type of compound is formed when a non-metal reacts with oxygen?

    <p>Non-metal oxide</p> Signup and view all the answers

    What is the chemical equation for the reaction of sulfur with oxygen?

    <p>S + O2 → SO2</p> Signup and view all the answers

    What is the purpose of using sulfur dioxide in dried fruits?

    <p>To prevent decay</p> Signup and view all the answers

    Why is the reaction of sulfur with oxygen not typically demonstrated in classrooms?

    <p>Due to the toxic nature of the product</p> Signup and view all the answers

    What is the byproduct of sulfur mining that is hazardous to humans?

    <p>Sulfur dioxide gas</p> Signup and view all the answers

    What is the color of the flame produced when sulfur burns in oxygen?

    <p>Blue</p> Signup and view all the answers

    What type of substance is sulfur?

    <p>Non-metal</p> Signup and view all the answers

    What is the term for a substance that can cause harm to living organisms?

    <p>Toxic</p> Signup and view all the answers

    What is the purpose of combustion reactions?

    <p>To produce heat and light</p> Signup and view all the answers

    What is the reactant that is a yellow non-metal?

    <p>Sulfur</p> Signup and view all the answers

    Why is it important to understand the reaction of sulfur with oxygen?

    <p>Due to its applications and implications</p> Signup and view all the answers

    What is the characteristic of sulfur when it burns in oxygen?

    <p>It produces a blue flame</p> Signup and view all the answers

    What is the primary reason why sulfur dioxide is used in food preservation?

    <p>To prevent the growth of microorganisms</p> Signup and view all the answers

    Which of the following best describes the reaction of sulfur with oxygen?

    <p>A chemical reaction that produces a toxic gas</p> Signup and view all the answers

    What is a common application of sulfur dioxide?

    <p>As a preservative in food products</p> Signup and view all the answers

    What is the primary hazard associated with mining sulfur?

    <p>Inhalation of toxic gases</p> Signup and view all the answers

    What is the role of oxygen in the reaction of sulfur with oxygen?

    <p>It acts as a reactant to form a new compound</p> Signup and view all the answers

    What is the characteristic of the flame produced when sulfur burns in oxygen?

    <p>It has a blue color</p> Signup and view all the answers

    Why is it important to understand the reaction of sulfur with oxygen?

    <p>To understand its applications and implications</p> Signup and view all the answers

    What is the term for the chemical reaction of sulfur with oxygen?

    <p>Combustion reaction</p> Signup and view all the answers

    What is the purpose of providing visual representations of sulfur burning in oxygen?

    <p>To provide a visual aid for understanding the reaction</p> Signup and view all the answers

    What is the significance of sulfur dioxide in the context of mining sulfur?

    <p>It is a byproduct of sulfur mining that is hazardous to humans</p> Signup and view all the answers

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