Valence Electrons
How many valence electrons does Mg have?
2
Draw a Bohr Model for Hydrogen.
1 ring, 1 electron
Draw a lewis dot diagram for B.
3 dots
On the outer most ring
What element has a Bohr model with two orbitals and 7 valence electrons?
Fluorine
Draw a lewis dot diagram for Ne.
8 dots
What are the rows and columns on a periodic table called? You must state them in the correct order!
Periods and groups.
How many valence electrons does At have?
7
Draw a Bohr Model for Aluminum.
3 rings, 13 electrons, 3 valence electrons
What do they dots represent on a lewis dot diagram?
Which element has four emission spectra lines?
How many valence electrons does He have?
2
Draw a Bohr Model for Calcium.
Draw a lewis dot diagram for Be.
2 dots
Each colored line in an atomic emission spectrum corresponds to:
an electron transition at that specific energy.