Periodic Table and Trends

What do elements in the same period have in common?

How many electrons can fit in the d sublevel?

Dmitri Mendeleev organized his periodic table in order of increasing ________________________.

The noble gases are unreactive because they have _____ electrons in their outer shell

Which element is located in period 3 group 17?

Which family contains the largest number of elements?

Group I on the Periodic table is referred to as the:

Se has a larger atomic radius than S. Which statement below best explains why?

Which element has the highest electronegativity?

The electrons in the outermost shell that determine the properties of an element are:

Which family does not have an electronegativity value?

Which group of metals are the most reactive?

Which of the following elements has the largest atomic radius?

Group 17 is commonly referred to as the:

Which element has the orbital diagram shown?

Which of the following is an element that has luster, is malleable and is ductile?

An atom's ability to attract electrons is referred to as its:

Horizontal rows are called:

Which element below has the electron configuration of 1s²2s²2p⁵?

Which element below has the largest value for 1st ionization energy?

Which of the following elements has the highest metallic character?

Fluorine has a larger ionization energy than oxygen. Why is this true?

Based on the ionization energies shown, which element is likely being described?

How many valence electrons does an element in group 14 have?