The most common ion for chromium has a charge of 2+. What element in the same period as chromium has a smaller ionic radius?

Question

The most common ion for chromium has a charge of 2+. What element in the same period as chromium has a smaller ionic radius?

1. bromine
2.  calcium
3.  germanium
4.  manganese
5.  none of the above

Answer 1

In order to answer this question you must first recall the trend for ionic radius.

As you move from left to right --> ionic radius decreases.

The correct answer is Manganese, as it is further to the right