Electronegativity
As you move down the periodic table, what happens to the electronegativity?
It decreases.
What directions do alike charges push each other?
(+ +)
They push away.
How many Valence Electrons does Sodium (Na) have?
1
Which Trend is being described below:
-All nonmetals
-Nonreactive
-Colorless Gasses
Noble Gasses
Areas around the nucleus that contains electrons.
Energy Level
As you move to the right of the periodic table, what happens to the electronegativity?
It increases.
As you move from left to right across the periodic table, how does the number of protons in the nucleus change?
It increases.
How many Valence Electrons does Boron (B) have?
3
Which Trend is described below:
-Very reactive
- Low density (soft)
-Silver and Shiny
Alkali Metals
An atom that has lost or gained one or more electrons.
Ion
Which of the two has the least amount electronegativity?
Zn or Tm?
It would be Tm.
There are two parts. Part 1 has 2 barriers between the particles. Part 2 has 3 barriers between them.
Which part has a stronger attraction between the two particles?
Part 1 has a stronger attraction.
How many Valence Electrons does Selominuim (Se) have?
6
Which Trend is beings described below:
-All nonmetals
-Very reactive
-Poor conductors
Halogens
The electrons located in the outermost energy level of an atom.
Valence Electrons
Which of the 3 has a greater amount of electronegativity?
Ba, Th, or Ar
It would be Ar.
If two opposite charges have three barriers between them, how strong would the attraction be?
There would be a weak attraction.
How many Valence Electrons does Arsenic (As) have?
5
Which trend is being described below:
- Less reactive than Alkali Metals
- Denser than Alkali Metals
- Silver
Alkaline Earth Metals
How strongly an atom attracts a pair of electrons to itself when bonded with another atom.
Electronegativity
True or False:
Cu-Copper has more electronegativity than Ga-Gallium.
It is false.
There are two parts. Part 1 has 4 protons and 3 barriers. Part 2 has 3 protons and no barriers.
Which has the weaker attraction?
Part 1 has a weaker attraction of the two parts.
How many Valence Electrons does Thallium (Tl) have?
3
Which trend is being described below:
- Moderately reactive
- Good conductors
- High densities & melting points
Transitional Metals
The distance from the center of the nucleus to the outermost energy level of an ion.
Ionic Radius