Periodic table
What are rows on the periodic table called?
Periods
Protons, Neutrons, Electrons
A candle is lit and turns into liquid wax. Is this a physical or chemical change?
Physical
What group or family is gold in?
Transition metals, 3-12
What are columns on the periodic table called?
Groups/Families
What part of an atom is neutral?
Neutron
You mix 2 substances and they form a gas, what type of change is this?
Chemical change
What element is in the Halogen family?
Flourine, Chlorine, Bromine, Iodine, Astatine, Tennessine
What is Group 8A called?
Noble gasses
What part of an atom is negative?
Electron
Whats are examples of physical properties?
Weight, color, etc.
Which family is NON-reactive
Noble gasses
What are the most reactive elements on the periodic table?
Group 1A/7A
what part of an atom is positive?
Proton
What are examples of chemical properties?
Toxicity, Reactivity, etc
Where are metalloids located on the periodic table?
The transition line
Where is almost all the mass located in an atom?
The Nucleus
How do the particles in a solid move?
They vibrate