Which of the following compounds is polar?

Practice Questions

Q1
Which of the following compounds is polar?
  1. CCl4
  2. CO2
  3. HCl
  4. CH4

Questions & Step-by-Step Solutions

Which of the following compounds is polar?
  • Step 1: Understand what a polar molecule is. A polar molecule has a positive end and a negative end due to uneven sharing of electrons.
  • Step 2: Identify the elements in the compound HCl. It consists of hydrogen (H) and chlorine (Cl).
  • Step 3: Look up the electronegativity values of hydrogen and chlorine. Electronegativity is a measure of how strongly an atom attracts electrons.
  • Step 4: Compare the electronegativity values. Chlorine has a higher electronegativity than hydrogen, meaning it attracts electrons more strongly.
  • Step 5: Determine the bond type. Since there is a significant difference in electronegativity between H and Cl, the bond in HCl is polar.
  • Step 6: Conclude that HCl is a polar molecule because the electrons are not shared equally, creating a positive end (H) and a negative end (Cl).
No concepts available.
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