periodic table
state of matter
periodic table continued
random
challenging
100
how many columns and rows are on the periodic table
What is 7 rows and 18 columns
100
what state of matter does the little balloon represent
What is gases
100
what are the decimal numbers represented by
What is the atomic mass number
100
what is the first element in the oxygen group
What is oxygen
100
what are the most reactive group on the periodic table
What is alkali metals
200
what are columns 3-12 called
What is transition elements
200
what state of mater is the most common in the periodic table
What is metals
200
what are the numbers above the element name
What is atomic number
200
what type of metal is carbon
What is a nonmetal
200
how many elements are there in the periodic table right now
What is 118 elements
300
what is the element for Fr
What is francium
300
what state of mater is hydrogen
What is gas
300
what element is represented by Co
What is cobalt
300
what is the name of the group that starts with the element Florine
What is the halogen group
300
name one element in the halogen group
What is Florine, chlorine,bromine, iodine, or astatine
400
what are the metalloids known as
What is stair step
400
what is the only nonmetal that is a liquid
What is bromine
400
why are the elements 113-118 not colored in
What is they have not been verified yet
400
what are the fastest moving elements
What is the gases
400
how many valence electrons are in hydrogen
What is 1 valence electron
500
what element is Mn
What is manganese
500
what types of elements are the stair step line representing
What is metaloids
500
why are the noble gases on the far end of the periodic table
What is they are stable
500
what are the 4 different types of elements
What is metals, metaloid, nonmetal, and recently observed
500
is helium stable even tho it only has 2 valence electrons
What is it is stable because its outer shell is full
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