Periodic Table of Elements Questions
Explore questions in the Periodic Table of Elements category that you can ask Spark.E!
Are nonmetals or metals dull and brittle?
An atom of chlorine has an atomic number of 17 and a mass number of 37. How many neutrons are in the atom?
Which groups contains the transition metals?
An atom of chlorine has an atomic number of 17 and a mass number of 37. How many electrons are in the atom?
An atom of chlorine has an atomic number of 17 and a mass number of 37. How many protons are in the atom?
The number of what is always equal to the number of protons?
indicate (using your periodic table) if the following element is representative or transition: fluroine
select the larger particle of this pair: Ni and Zn
what is the group number of the noble gases?
what is the group number of the alkaline earth metals?
select the element of this pair with the highest first ionization energy: Au and Pt
select the larger particle of this pair: Mg and Ca
select the element that is more electronegative: Li and F
What is the name of the group that contains the most reactive metals?
select the element of this pair with the highest first ionization energy: C and O
select the element of this pair with the highest first ionization energy: He and F
what types of elements tend to from cations?
What is the name of the group that contains the most reactive nonmetals?
select the element that is more electronegative: Br and I
select the element that is more electronegative: Au and Pt