Isotopes
90% as a decimal ?
What do we call the electrons on the OUTERMOST orbital shell?
Valence Electrons
What subatomic particle do you use to identify an element?
Proton!
What is an isotope?
What is the element name with the symbol 'Au'
Gold
Taylor swift fans call themselves what?
Swifties
What is the atomic number of lithium?
In isotopic notation there are two numbers to the left of the atomic symbol. What does the top number represent?
Atomic mass
Which group number are the noble gases found in?
Group 18
Who is the American singer-songwriter that has the song "Kill Bill"
SZA
What is the element selenium atomic number?
(Also the number of protons)
34
What element is in Group 8 and Period 4?
Iron "Fe"
What is the name of the group that Hydrogen is in?
Non-metals
Which two streamers took over 105 hours to beat minecraft?
Kai and Speed
Between carbon and oxygen which one is more electronegative?
Oxygen
What do you multiply by the decimal of percent abundance to, to get the average atomic mass?
Mass of that isotope
What is the name of the man that FIRST created the periodic table and organized by atomic mass?
Dmitri Mendeleev
The most followed person on tiktok, bro got a Fortnite skin.
Khaby Lame
Why are most atomic masses on the periodic table decimal numbers?
Because atomic masses are a weighted average of the natural isotopes