Did you know? These are some basics of chemistry that are important to know for the ACT Science section.

Elements:
– Na = sodium
– K = potassium
– Ca = calcium
– Mg = magnesium
– C = carbon
– Al = aluminum
– S = sulfur
– Cl = chlorine
– O = oxygen
– Fe = iron

Alkali metals:
– Hydrogen (H)
– Lithium (Li)
– Sodium (Na)
– Potassium (K)
– Rubidium (Rb)
– Casein (Cs)
– Francium (Fr)

Noble gases:
– Helium (He)
– Neon (Ne)
– Argon (Ar)
– Krypton (Kr)
– Xenon (Xe)
– Radon (Rn)