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QJEEM21Chf113: JEE Main 2021 Chemistry - Class 11 JEEM21Chf113 Solution: The ionic radius of Na + ions is 1.02 A o . The ionic radii (in …

The ionic radius of Na+ ions is 1.02 Ao. The ionic radii (in Ao) of Mg2+ and Al3+, respectively, are

Multiple Choice Options

  • A 1.05 and 0.99
  • B 0.72 and 0.54
  • C 0.85 and 0.99
  • D 0.68 and 0.72

Step-by-Step Verified Solution

The ionic radii (in Ao) of Mg2+ and Al3+, respectively, are:

Option B:

0.72Ao for Mg2+

0.54Ao for Al3+

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