Metal Reactivity Quiz

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Questions and Answers

What can reactive metals do in a solution or molten form?

  • React with all metals in the solution
  • Form compounds with non-reactive metals
  • Displace less reactive metals from their compounds (correct)
  • React with oxygen, water, and acid

Why is it not possible to arrange all metal samples collectively in decreasing order of reactivity?

  • The reactivity of metals changes in a solution
  • Some metals react only with oxygen
  • Not all metals react with oxygen, water, and acid (correct)
  • All metals have similar reactivity

What does the displacement reaction of solution P give rise to?

  • Solution of B + Metal A
  • Solution of A + Metal P
  • Solution of A + Metal B (correct)
  • Solution of P + Metal A

What can reactive metals do in a solution or molten form?

<p>Displace less reactive metals from their compounds (B)</p> Signup and view all the answers

Why is it not possible to arrange all metal samples collectively in decreasing order of reactivity?

<p>Not all metals react with oxygen, water, or acids (B)</p> Signup and view all the answers

What does the displacement reaction of solution P give rise to?

<p>Solution of A + metal B (D)</p> Signup and view all the answers

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Study Notes

Reactive Metals in Solution or Molten Form

  • Reactive metals can easily lose electrons when in solution or molten form, allowing them to participate in chemical reactions.
  • They can displace less reactive metals from their compounds, demonstrating their high reactivity.
  • The presence of ions in solution enhances their ability to conduct electricity and participate in electrochemical processes.

Difficulty in Ordering Metal Reactivity

  • Reactivity varies based on specific conditions such as temperature, concentration, and the state of the metal (solid, liquid, or gas).
  • Some metals might react in unexpected ways with different substances, complicating a straightforward reactivity hierarchy.
  • The complexity of metal interactions with nonmetals and solvents means that a universal reactivity series cannot be easily established for all metals.

Displacement Reaction from Solution P

  • The displacement reaction from solution P can lead to the formation of new compounds as more reactive metals replace less reactive ones.
  • A noticeable observation often occurs, such as the production of a gas or the formation of a precipitate, which indicates the occurrence of a chemical reaction.
  • This reaction’s result showcases the principles of metal reactivity and the ability to predict how different metals will interact in solution.

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