Problem: How do cations of the same charge change in radius as you move down a column in the periodic table?a) They get larger, inversely to the atoms do.b) They get larger, just like the atoms do.c) They get smaller, inversely to the atoms do.d) They get smaller, just like the atoms do.

FREE Expert Solution

Recall that ionic radius is the size of an ion. The trend for ionic radius is as follows:

View Complete Written Solution
Problem Details

How do cations of the same charge change in radius as you move down a column in the periodic table?

a) They get larger, inversely to the atoms do.

b) They get larger, just like the atoms do.

c) They get smaller, inversely to the atoms do.

d) They get smaller, just like the atoms do.

Learn this topic by watchingPeriodic Trends: Ionic Radius Concept Videos
All Chemistry Practice Problems Periodic Trends: Ionic Radius Practice Problems
Q.Which ion has the largest radius? a) Cl - b) F - c) K+ d) Cu2+
Q.Which isoelectronic ion is the  smallest ? a) Al3+ b) Na+ c) F- d) O2-
Q.Which ion in the isoelectronic series below has the smallest radius in a crystal? A) O2- B) N3- C) Na+ D) Al3+ E) F -
Q.Which of the ions listed below would be the smallest? (a) Cl − (b) S 2− (c) K + (d) Ca 2+ (e) They will all be the same size.
See all problems in Periodic Trends: Ionic Radius