Other questions in this quiz

2. How does chlorine react with COLD AQUEOUS alkali?

  • Cl2 + 2NaOH --> 2NaCl + H2O
  • 3Cl2 + 6NaOH --> 5NaCl + NaClO3 + 3H2O
  • Cl2 + 2NaOH --> NaCl + NaClO + H2O
  • Cl2 + H2O --> HCl + HClO

3. What is the main interaction that determines the boiling point of the halogens?

  • Covalent bonds within molecules
  • London forces between molecules
  • Hydrogen bonds between molecules
  • Permanent dipole forces between molecules

4. What is the trend in ionisation energy down group 2?

  • It increases up to Calcium then drops sharply
  • It increases due to the increased nuclear charge
  • It decreases due to the replusion and number of quantum shells increasing
  • It decreases due to the size of the metallic radius decreasing

5. Which is the most electronegative element of Group 7?

  • Flourine
  • Iodine
  • Chlorine
  • Asatine

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