Electron Configuration
The electron configuration of hydrogen
1s1
As you move down a group, the atomic radius
increases
The type of elements that form ionic bonds
metals and nonmetals
When writing the names for covalent bonds you must use _________ to identify the number of atoms of each element.
prefixes
The scientist who proposed the plum pudding model
JJ Thomson
The electron configuration of phosphorus
1s22s22p63s23p3
As you move across a period (left to right), electronegativity...
increases
Nonmetals ________ electrons when forming ionic bonds making them ___________.
gain, anions
Dicarbon dihydride
Identify the type of reaction:
3 Pb + 2 H3PO4 ---> 3 H2 + Pb3(PO4)2
single replacement
The noble gas used to write the abbreviated electron configuration of gold
Xe
Between zirconium and ruthenium, _______ has the most ionization energy
ruthenium
Write the formula for magnesium and phosphorus
Mg3P2
The name of PI3
phosphorus triiodide
Balance the following equations.
C5H9O + O2 ---> CO2 + H2O
4 C5H9O + 27 O2 ---> 20 CO2 + 18 H2O
The abbreviated electron configuration of samarium
[Xe] 6s24f6
Between Francium and Potassium, _________ has the least electronegativity.
Francium
Write the formula for mercury (II) and chlorine
HgCl2
The name of N2H4
Dinitrogen tetrad hydride
Testing if the amount of food a student consumes in the morning makes him/her focus less or more in first block. Identify the independent, dependent, and possible constant variable of the described experiment.
IV: amount of food
DV: student's focus in first block
Constant: type of food, time of day
The letters used to write electron configurations represents...
the shape of the sub level
The reason why the atomic radius decreases as you move across a period.
The number of protons increase in the nucleus while the energy level remains the same.
Write the name for the formula CuCl2
copper (II) chloride
The name of K3PO4
potassium phosphate
The difference between the Bohr model and the Quantum mechanical model of the atom.
The Bohr models show an exact location/path of the electrons whereas the Quantum mechanical model gives the most likely location of the electrons