Periodic Table

What is the charge of alkali metals?

what is the identity of the halogen in the third energy level?

Which atom is bigger?

which is a halogen

Which of the following does not have 8 valence electrons?

Which element is an alkaline earth metal ?

Which atom is smaller?

Which of the following is a semimetal?

What group has a general electron configuration ending in s² ?

Which element has the highest ionization energy?

Which group is inert (doesn't react)?

Which of the following is a nonmetal?

which of the following is a metal?

Which group is a good conductor of electricity and reacts violently with water?

What is the identity of the alkaline earth metal in the fourth period?

What is the current periodic table arranged by?

Which element has the highest electronegativity?

How many valence electrons do halogens have?

Which group has two valence electrons?

What semimetal has ending electron configuration of p¹ ?

Which element has the lowest electronegativity?

group 1 of the periodic table is called the 

Who arranged the periodic table by increasing atomic mass?

Which atom is smaller?

Who is credit for designing the periodic table?

Which of the following has the smallest ionization energy?

Who arranged the periodic table by increasing atomic number?

Which atom is bigger?

Which group is a poor conductor of electricity and highly reactive?

Which element has the highest electronegativity?