Fajans' Rules for Chemical Bonds


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question 1 of 3

The melting point of AgCl is only 455°C, while that of KCl is 776°C although crystal radii of both the cations are almost the same. Choose the best response.

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1. Polarization introduces _____ in a molecule.

2. Calcium iodide has a lower melting point than calcium fluoride. Choose the best response.

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About This Quiz & Worksheet

This quiz and its attached worksheet allow you to find out what you know about Fajan's rule of bonds. See if you understand how this rule affects the chemical properties of different compounds.

Quiz & Worksheet Goals

In this quiz/worksheet set, you'll measure your understanding of:

  • The relative solubility of different chemicals in water
  • Different melting points of chemicals
  • The effect of polarization on a molecule

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the related lesson on Fajan's rule
  • Critical thinking - apply relevant concepts to examine information about the effect of polarization on compounds
  • Knowledge application - use your knowledge to answer questions about the melting points and relative solubility of different chemical compounds

Additional Learning

You can learn more about this chemistry concept by reading the lesson titled Fajan's Rule for Chemical Bonds. It explores:

  • Ways to decrease solubility of a compound
  • Cations and anions
  • The development of covalence