This is a positively charged particle in the nucleus of the atom
Proton
200
Give an example of a compound.
Water (H2O)
Table Salt (NaCl)
300
These are shiny, good conductors of heat and have luster. They are also found on the left side of the periodic table.
Metals
300
the special name for elements that have characteristics of both metals and non metals
Metalloids
300
I have 47 protons. Which element am I? And how many Neutrons do I have?
Silver
61
300
This is a negatively charged subatomic particle zooming around the nucleus.
Electron
300
How do you know a chemical reaction occurred?
Something new is created (bubbling, color change, temperature change)
400
The family name for the elements that do not react with other elements. (They are inert)
Noble Gases
400
Where are the most reactive elements on the periodic table?
Left side (alkali metals)
400
Which of the following elements is most similar to Calcium?
Sulfur Tungsten Magnesium Boron
Magnesium
400
Draw a picture of a single atom of Boron
Picture should have 5 protons & electrons
And 6 neutrons
400
Sort these into homogeneous and heterogeneous mixtures.
Chocolate milk salad kool-aid hot fudge sundae
Homogeneous - chocolate milk and kool-aid
Heterogeneous - salad and hot fudge sundae
500
If i have 1 valence (outer) electrons what group/family do I belong to?
Alkali Metals
500
Where are the least reactive elements located on the periodic table?
Noble Gases (Right side)
500
Which element has NO neutrons and makes up 75% of the matter in our universe?
Hydrogen
500
What is the difference between the atomic number and the atomic mass?
Atomic # tells you how many protons and electrons are in elements atom. While the atomic mass tell you how many particles are in the nucleus (protons and neutrons).
500
Draw and label what the particles look like in a solid, liquid, and gas.
solid (in a pattern and very close)
liquid (not in a pattern and close)
gas (all over)