The diagonal relationship between Li and Al involves atomic radii approximately: Li = 152 pm, Al = 143 pm. Their radii differ by $x$ pm.
Answer (integer)
9
Solution
Difference $= 152 - 143 = 9$ pm.
About this question
Subject: Chemistry · Chapter: s-Block Elements · Topic: Anomalous Properties of Li and Be
This question is part of PrepWiser's free JEE Main question bank. 12 more solved questions on s-Block Elements are available — start with the harder ones if your accuracy is >70%.