Lab safety/Equipment
What should you do with your sleeves before doing lab?
Roll Them up
What groups on the periodic don't follow the Octet rule?
B and Be
what is the lowest energy state of an atom called?
Ground state
Why was Mendeleev's periodic table accepted?
His gaps in his table were filled
If anything was to waste of break, what should you do?
Tell the Teacher
How many electrons can be in the outermost shell to be stable?
8
What is the trend in atomic radii as you move away from left-to-right across a period?
Decreasing
Most active metals?
Alkali
True or False: You can touch your face while in a lab.
False
Where are particles in an atom?
At specific distances from the nucleus.
When is a line spectrum produced?
mainly electrons with atoms & ions
Who is the family of the periodic table?
Alkali metals
What is Mass?
Amount of matter in an object
Size of a proton verses an electrons.
About 1835 times larger
What are ways you can practice problems?
Reading electron configuration
Where is the group and a period (what's the difference)?
Vertical column, horizontal row
What is time?
Amount of space occupied by a object.
Quantum mechanical model of the atom, an orbital represents..
Where the electrons are
The nucleus
Where are the metals and non-metals on the periodic table?
Left are metals right are non-metals