Show:
Matter and Energy
Atomic Theory
Periodic Table
Bonding
Gas Laws
100
What is the difference between a homogenous mixture and a hetergeneous mixture?
Homogenous mixtures are the same throughout and heterogeneous mixtures are different throughout.
100
What is the charge of an electron?
Negative
100
What is Na?
Sodium
100
What is electronegativity stand for?
Ability to attract electrons.
100
What does STP stand for?
Standard Temperature and Pressure
200
What is the smallest part of an element that still retains the elements properties?
an Atom.
200
What is the mass of a proton?
1 amu
200
What group are the Alkali Metals?
Group 1
200
What bonds are between metals and non-metals?
Ionic Bonds
200
What is the value of Standard Temperature?
273 K
300
What is the smallest part of a compound that still retains its properties?
Molecule
300
What is the outer shell of an atom called?
Valence Shell
300
What group are the Alkali Earth Metals in?
Group 2
300
Why do elements bond?
To become stable.
300
What is the formula for Boyle's Law?
PV= k
400
What is "a regular geometric pattern"
a Solid.
400
How does an atom become negatively charged?
It gains electrons.
400
What is special about the Noble gases?
They have stable valence shell of 8 electrons so they don't need to gain or lose electrons.
400
What's a synonym for covalent?
Molecular.
400
What is the formula for Charle's Law?
V/T=k
500
What is average kinetic energy?
Temperature.
500
What has different mass numbers but same atomic number?
An isotope
500
Where is electronegativity the highest?
Upper right hand corner (F)
500
Besides Hydrogen, What else is needed to form Hydrogen bonds?
Polar molecules
500
What is the formular for the Combined Gas Law?
PV/T=k