Which parts of that atom carry which charge?
nucleus positive shells or energy level negative
How many protons and electrons does an atom of Carbon typically have?
6 and 6
How many valence electrons will oxygen have?
6
How many valence electrons will Carbon have?
4
What is the electron configuration for lithium?
1s2 2s1
Who came up with the first philosophical idea of an atom?
Democritus
If an atom has 45 neutrons and 35 protons, which element will it be?
Bromine
How many valence electrons will Helium have?
2
How many valence electrons will Argon have?
8
What do each of the symbols represent in the electron configurations? 1s1
Nucleus = protons & neutrons
Electron cloud = electrons
If an atom of Iron has a mass of 59, how many neutrons will it have?
33 neutrons
Construct a Bohr model for Chlorine
Judge response
Construct a Lewis structure for Iodine
Judge response
What is the electron configuration for Aluminum?
1s2 2s2 2p6 3s2 3p1
Who came up with these two models of the atom?
John Dalton and Schrodinger.
Potassium with a mass of 45 would have how many neutrons?
26 neutrons
How many electrons will be in each orbital in the Bohr model of Vanadium?
2, 8, 8, 5
How many valence electrons will Beryllium, Magnesium, Calcium, Strontium, and Barium have?
2
What is the noble gas configuration for Aluminum?
[Ne] 3s2 3p1
Draw up three of the models previously used by individuals such as Dalton, Thomson, Rutherford, Schrodinger, Etc.
Judge response
What is the average atomic mass of isotopes of Fluorine give the relative abundances?
Fluorine 18 at 43% | Fluorine 19 at 12% | Fluorine 20 at 45%
19.02 amu
Correctly construct a Bohr model for Potassium and Sodium
Judge response
Correctly construct a Lewis structure for each element in the 2nd row of the periodic table.
Judge response
Is this noble gas configuration for Potassium correct? If not, what is wrong with it?
[Kr] 4s1