Elemental Symbols
Prefixes
SI units
Math skills
Polyatomic ions
100
H - Here's the most abundant element in the entire universe with 1 proton and 1 electron.
What is hydrogen?
100
One thousandth of anything generally has this prefix. Funnily enough, these bugs don't actually have 1000 feet. Also, x 10-3
What is milli?
100
This is the SI unit for temperature. it's getting hot in here!
What is Kelvin?
100
If you take the mass of an object and divide it by the volume it occupies, you can measure this specific property!
What is density?
100
PO43- . This is the P in ATP, a molecular source of fuel in the human body.
What is phosphate?
200
F - The most electronegative of the elements, it also has the highest ionization energy AND the smallest atomic radius.
What is fluorine?
200
Just like the lotto, a million of anything can be described with this prefix. x 106
What is mega?
200
Here's the SI unit for time. Tick, tock, tick, tock
What is a second?
200
0 Kelvin is the "absolute" lowest possible temperature in the universe in Celsius. K = C + 273
What is -273 degrees Celsius?
200
NO3-
what is nitrate?
300
Cl - Nowadays, it's a common addition to disinfect swimming pools. In WWI, it was used in the trenches as a chemical weapon.
What is chlorine?
300
Pennies on the dollar, one hundredth of anything is preceded by this prefix. x 10-3
What is centi?
300
The SI unit for "amount" or "how many". It's like a dozen, but a lot more.
What is the mole?
300
What is 98.6 degrees Fahrenheit in Celsius?
C = 5/9 (F - 32)
What is 37 degrees C?
300
SO42-
What is sulfate?
400
Hg - Old thermometers have a lot of them. Just ask our friend Freddie!
What is mercury?
400
Wavelengths of light are measured in this magnitude. The visible spectrum spans from 380 to 750 of these. x 10-9
What is nano?
400
A mile is equal to 1,609 of these SI units for distance.
What is a meter?
400
Letting a cup of boiling hot tea cool down until room temperature means your change in temperature (ΔT) is going to be this.
What is negative?
400
NH4+ . its conjugate base is a neurotoxin at high concentrations, but is thankfully sequestered and secreted via urea
What is ammonium?
500
W - This element touts the highest melting point of all metals. It's also the namesake element in the math program, Wolfram Alpha.
What is tungsten?
500
Generally speaking, this prefix is used to talk about really small things. If it's a millionth (x 10-6), you're going to want to start off with this word that means really small!
What is micro?
500
Contained within a double glass cloche, environmentally controlled conditions, this platinum-iridium alloy defines our SI unit of mass.
What is the kilogram?
500
In the ideal gas law, this is what R represents (PV = nRT)
What is PV / nT?
500
HCO3- . Don't let the name fool you, there's only one of them here!
What is bicarbonate or hydrogen carbonate?