Here is the full list of all 510 JQ: chemistry achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Palladium
Ruthenium
Rhodium
Molybdenum
Technetium
Zirconium
Niobium
Yttrium
Rubidium
Strontium
Bromine
Krypton
Arsenic
Selenium
Germanium
Zinc
Gallium
Nickel
Copper
Iron
Cobalt
Manganese
Vanadium
Chromium
Scandium
Titanium
Calcium
Potassium
Argon
Sulfur
Chlorine
Silicon
Phosphorus
Magnesium
Aluminium
Sodium
Fluorine
Neon
Nitrogen
Oxygen
Carbon
Boron
Lithium
Beryllium
Helium
Hydrogen
Radium
Radon
Francium
Astatine
Bismuth
Polonium
Thallium
Lead
Gold
Mercury
Platinum
Osmium
Iridium
Tungsten
Rhenium
Tantalum
Hafnium
Lutetium
Thulium
Ytterbium
Holmium
Erbium
Terbium
Dysprosium
Gadolinium
Samarium
Europium
Neodymium
Promethium
Cerium
Praseodymium
Lanthanum
Caesium
Barium
Iodine
Xenon
Tellurium
Antimony
Tin
Cadmium
Indium
Unbihexium
Unbiseptius
Silver
Mendeleev D.I.
Unbipentium
Unbitrium
Unbiquadium
Unbibium
Unbinilium
Unbiunium
Ununennium
Tennessine
Oganesson
Livermorium
Flerovium
Moscovium
Nihonium
Roentgenium
Copernicium
Darmstadtium
Hassium
Meitnerium
Bohrium
Dubnium
Seaborgium
Rutherfordium
Nobelium
Lawrencium
Mendelevium
Einsteinium
Fermium
Californium
Curium
Berkelium
Americium
Neptunium
Plutonium
Uranium
Thorium
Protactinium
Actinium