Concept 1
Order the electromagnetic spectrum in order from longest wavelength to shortest wavelength.
radio, micro, infrared, visible, ultraviolet, x-rays, gamma rays
How many electrons can each sublevel hold?
s - 2
p - 6
d - 10
f - 14
What law states that as the atomic number increases, the nuclear attraction for e- increases, thus pulling the e- in more tightly to the nucleus?
Coulomb's Law
What is the speed of light?
Which rule says that electrons must fill the lowest energy level first?
Aufbau's Principle
What is it called when electrons in the inner energy levels block the attraction of the nucleus to the valence electrons?
Shielding Effect
What state are electrons in when they gain energy?
What state do they go to when they emit that extra energy?
excited state;
ground state
Which quantum number tells you the orientation of an orbital around a nucleus?
magnetic quantum number
What are the 3 types of bonds and the electronegativity needed for each?
covalent - <0.5
polar covalent - 0.5-2.0
ionic - >2.0
What is the frequency of a light with a wavelength of 2.45 x 10-7?
1.22 x 1015 Hz
Write the full electron configuration for Bromine (Br).
1s22s22p63s23p64s23d104p5
F, Cl, Na, Cs
Cs
How much energy does a ray of light have if it has a wavelength of 6.50 x 10-7?
3.06 x 10-19 Joules
Write the noble gas notation for Radon (Rn).
[Xe] 6s24f145d106p6
Which of the following has the highest reactivity?
O, Na, F, Cl
F