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The Periodic Table
Do the Math!
The Atom
What Am I?
"M"acias' Favorite Words
100
This number tells you the number of protons in an atom.
What is the atomic number?
100
Sodium has an atomic number of 11 and a mass of 23, and therefore has this many neutrons.
What is 12 neutrons?
100
Most of the mass of an atom is located in the center of an atom, which is called this.
What is the nucleus?
100
I am a group of H2O molecules in a solid state. What am I?
What is ice?
100
This can be found in everything around us and exists in one of four states: solid, liquid, gas, and plasma.
What is matter?
200
Adding the protons and neutrons in an atom gives this number.
What is the atomic mass?
200
A metal block that has a mass of 20 grams and a volume of 4.0 cubic centimeters has this density.
What is 5.0 grams per cubic centimeter?
200
These particles have a mass of 1 but do not have a charge.
What are neutrons?
200
I am a negatively-charged particle that orbits around the nucleus of an atom. What am I?
What are electrons?
200
This property can be measured using a triple-beam balance.
What is mass?
300
These elements are shiny, malleable, ductile, and good conductors.
What are metals?
300
A certain oxygen atom has 8 protons and a charge of -2, meaning it has this many electrons.
What is 10 electrons?
300
Electrons exist in specific levels with these "turtle"-like names.
What are electron shells?
300
I cause the atoms of molecules to be rearranged, often indicated by bubbling, color change, emission of light, or emission of heat. What am I?
What is a chemical change?
300
This is one unit of a particular element or compound made up of one or more atoms.
What is a molecule?
400
These elements are located in the upper right corner of the periodic table and include oxygen, sulfur, and chlorine.
What are nonmetals?
400
A boron atom has this many electrons in its outermost shell.
What is 3?
400
Atoms that have the same number of protons but different numbers of neutrons are called this.
What are isotopes?
400
I am a measurement that can be taken using water displacement in a graduated cylinder. What am I?
What is volume?
400
This substance is a chemical weapon that can cause severe blisters on skin and lungs, blindness, and mutations.
What is mustard agent?
500
These elements are nonreactive and have completely filled electron shells.
What are the noble gases?
500
A wooden block has a volume of 20.0 cubic centimeters and a density of 0.500 grams per cubic centimeter, meaning it has a mass of this.
What is 10.0 grams?
500
This scientist proved the existence of an atomic nucleus by observing the collisions of alpha particles with gold foil.
Who is Rutherford?
500
I am an element with the Latin name "argentum" (giving me my atomic symbol) which was famed to be in the mountains of Argentina.
What is silver?
500
This element is atomic number 12 and is used in medicines to treat constipation, acid indigestion, and blood vessel spasms.
What is magnesium?