Chem: Test 2
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Describes the outermost electrons in an atom
A positively charged ion
A negatively charged ion
Rule stating all elements want to be like their noble gases or have 8 electrons in their valence shell
The charge group 3A elements have a...
The section of the periodic table where the group number dictates their valence electrons
Main group elements
The charge metals get when they lose electrons
Name off the group of metals that are most reactive
Name of group elements that form a +2 charge when they become ions
Alkaline Earth Metals
How may neutrons does the nucleus of the Phosphorus-34 isotope have?
Going down the metal family the chemical activity becomes?
Going down the non-metal family the chemical activity becomes?
Across a period the electron affinity gets...
Across a period the size of the atom gets...
How did Mendeleev arrange the periodic table?
How did Mosley improve on Mendeleev's table?
What happens to an atoms atomic number and atomic mass as you go left or right?
Why are their seven periods in the periodic table?
7 colors in the rainbow/7 energy levels
What energy level would you find Ca in?
What type of charge do all nonmetals get, when they become anions?
How many valence electrons does group 2 have?
How many valence electrons does group 13 have?
How many valence electrons does group 16 have?
Which group are the halogens located?
Element with the largest Ionization energy
Element with the smallest electron affinity
Which is large O or O
Which is larger Fe or Fe
Which element has a higher boiling point Al or Fe?
Element in group 2 that is the largest
Element in period 2 that is the smallest?
Why are Gamma Rays much more dangerous to us then visible light waves?
Gamma Rays have smaller wavelengths and a higher frequency
What type of relationship does Frequency and Wavelength have?
What type of relationship does Frequency and Energy have?
According to the Bohr Model, where can the electrons be found in an atom?
Specific Energy Levels
Based on the Bohr model the second energy level can hold?
According to the Schrodinger model, where can electrons be found in atom?
The first quantum number tells us the...
The P orbital has how many forms or shapes?
Mg valence electrons are located in which energy level?
The third quantum number tells us the...
number of electrons that each orbital can hold
The letter S P D F represent an atom's...
The distance between 2 waves
The number of waves that passes a given point in a second
Energy required to lose an electron
Size of an atom
To want to gain an electron
Chem: Test 2