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100

What element is represent by the symbol H?

Hydrogen

100

What element is represent by the symbol Mn?

Manganese

100

What element is represent by the symbol B?

Boron

100

What element is represent by the symbol Al?

Aluminum

100

What element is represent by the symbol Ne?

Neon

200

What element is represent by the symbol Li?

Lithium

200

What element is represent by the symbol Fe?

Iron

200

What element is represent by the symbol C?

Carbon

200

What element is represent by the symbol P?

Phosphorus

200

What element is represent by the symbol Ar?

Argon

300

What element is represent by the symbol Na?

What element is represent by the symbol Si?

Sodium and Silicon

300

What element is represent by the symbol Co?

What element is represent by the symbol Ca?

Cobalt and Calcium

300

What element is represent by the symbol N?

Nitrogen

300

What element is represent by the symbol S?

What element is represent by the symbol Pb?

Sulfur and Lead

300

What element is represent by the symbol Kr?

Krypton

400

What element is represent by the symbol Mg?

What element is represent by the symbol Ti?

Magnesium and Titanium

400

What element is represent by the symbol Cu?

What element is represent by the symbol V?

Copper and Vanadium

400

What element is represent by the symbol O?

What element is represent by the symbol Ag?

Oxygen and Silver

400

What element is represent by the symbol Cl?

What element is represent by the symbol Cr?

Chlorine and Chromium

400

What element is represent by the symbol Xe?

What element is represent by the symbol Ni?

Xenon and Nickle

500

What element is represent by the symbol K?

What element is represent by the symbol Hg?

Potassium and Mercury

500

What element is represent by the symbol Zn?

What element is represent by the symbol Be?

Zinc and Beryllium

500

What element is represent by the symbol F?

What element is represent by the symbol Sc?

Fluorine and Scandium

500

What element is represent by the symbol He?

What element is represent by the symbol Au?

Helium and Gold

500

What element is represent by the symbol Br?

What element is represent by the symbol I?

Bromine and Iodine