Second row elements differ from heavier elements in all of the following ways except:
A)Atoms of second row elements are smaller.
B)Atoms of second row elements have higher electronegativities.
C)Heavier elements commonly form multiple bonds while second row elements cannot.
D)Heavier elements have electrons in d orbitals while second row elements do not.

Question

Quizplus · Accepted Answer

While all the other options describe differences between second row elements and heavier elements, option C is not a correct difference. Second row elements can also form multiple bonds, for example, carbon in ethene has a double bond.

Second Row Elements Differ from Heavier Elements in All of the Following