Name that Element
Identify this element
He
Helium
An ionic bond is created by what types of elements?
Metal and a non metal
What is not allowed in the chemistry lab?
food and drink
What is the equation used to find volume?
v= lwh
How many protons does Krypton have?
36
Identify this element
Na
Sodium
A covalent bond is created by what types of elements?
2 non metals
True of False: Always dispose of chemical waste in the sink.
False
What equation is used to find density?
d=m/v
How many protons does magnesium have?
12
Identify this element
Co
Cobalt
The electrons involved in the formation of a chemical bond are called
Valence electrons
You should always wear this on your eyes when performing any lab
Goggles/safety glasses
What is used to find wavelength?
m=c/v
Write this number in scientific notation.
7300 x 10^3
7.3 x 10^6
Identify this element
Ag
Silver
Do polar covalent bonds share their electrons equally?
No
True of False: Point mouth of test rubes away from yourself and others
True
What equation is used to find frequency?
c=mv
The notation for sodium chloride, NaCl, stands for one
formula unit
Identify this element
Hg
Mercury
Which attraction is the weakest?
Dipole-dipole
Hydrogen bonding
Ionic
London dispersion
Hydrogen bonding
How should you have your hair when in the lab?
Pulled up and back
What equation is used to find energy?
E = hv
A chemical bond between atoms results from the attraction between the valence electrons and _____ of different atoms.
Nuclei