Atomic number/Atomic mass
this whole number tells you exactly how many protons and neutrons are in an atom
The answer is atomic number
What is the name for H and its state at room temp
the answer is Hydrogen and its a gas
What are the horizontal rows on the table called?
answer is periods
What are the electrons in the outer shell called
answer is electrons
Who created the first table and organized it by mass
the answer is Mendeleev
what's the unit of measurement used to quantify an atom's mass
it is called the atomic mass unit also known as (amu)
What is the name for He and its state at room temp
the answer is Helium and its a gas
What are the vertical columns on the table called
the answer is groups
What is the drawing that uses dots to show outer electrons?
the answer is Lewis Dot
Who fixed the table by using Atomic Number instead of mass
Moseley
What's Atomic mass
Atomic mass is the mass of the atom
What is the symbol for Iron
the answer is Fe
What element is found in Period 1, Group 1
the answer is hydrogen
if an element is in group 1 how many electrons does it have in its outer shell
the answer is 1
Who discovered the nucleus
Rutherford
True of false. Every other atom of the same element has the exact same atomic number
Answer is true
What is the symbol for Mercury and its state at room temp
the answer is Hg and its a liquid
What element is found in Period 2, Group 18
the answer is Neon
If an element is in group 18 how many electrons does it have in its outer shell
the answer is 8
whose model has electron in circles
How do you find atomic mass
What is the name for Ag and its state at room temp?
the answer is silver and its a solid
How many protons does an element gain as you move one spot to the right
answer is one
what is the name of the dots used in a Lewis structure to represent outer electrons
the answer is Valence Dots
Who came up with the Plum pudding model
The answer is Thomson