Show:
PEN
Labs
Valence e-'s
e- Configuration
Moles
100
What does PEN stand for?
Protons, Electrons, and Neutrons
100
What color where the flames when the mixture contained Potassium?
Lavender
100
What do the dots around an element demonstrate?
# of Valence e-'s
100
What rule is used for e- configuration?
Aufbau
100
What units are in the land of moles?
Mole, Mol
200
Calculate PEN for Zn.
P=30 E=30 N=35
200
What element did the pennies become when heated?
Brass
200
How many valence e-'s does He have?
2
200
How many Valence e-'s are in the D orbitals?
10
200
What is the process to convert moles to molecules?
6.02e23/ 1 mole
300
Calculate PEN for Es^-6
P=99 E=105 N=153
300
In the chromatography lab, what colors showed only one color?
Red, Yellow, and Blue.
300
How many singles and doubles does Br have?
1 single 2 Doubles
300
What is the long e- configuration for Silver?
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 4d^9
300
What is the molar mass for sugar (C12H22O11)
324.34g/mole
400
Calculate PEN for Xe^5.
P=54 E=49 N=77
400
What was the actual density of the rubber stopper in the Rubber Stopper Lab?
1.26 g/ml
400
What column does Lithium want to bond with?
Halogens
400
What is the shortcut configuration for Platinum?
(Xe) 6s^2 4f^14 5d^8
400
Convert 37.25 moles of H2SO4 (sulfuric acid) to g.
3,653.8525g