1) What is the symbol for Gold? a) Au b) Ag c) Pb d) Fe 2) Which element has atomic number 1? a) Helium b) Hydrogen c) Lithium d) Boron 3) What is the lightest element? a) Oxygen b) Helium c) Hydrogen d) Carbon 4) Which element is a noble gas? a) Argon b) Nitrogen c) Oxygen d) Chlorine 5) What is the symbol for Sodium? a) Na b) S c) N d) Si 6) Which element has the highest atomic number? a) Uranium b) Oganesson c) Lead d) Gold 7) What is the atomic number of Carbon? a) 6 b) 12 c) 8 d) 4 8) Which element is liquid at room temperature? a) Mercury b) Iron c) Gold d) Copper 9) What is the symbol for Iron? a) Fe b) Ir c) In d) I 10) Which element is known as quicksilver? a) Mercury b) Silver c) Lead d) Tin 11) What is the symbol for Lead? a) Pb b) Le c) Ld d) Pd 12) Which element is a halogen? a) Fluorine b) Argon c) Neon d) Helium 13) What is the atomic number of Oxygen? a) 8 b) 16 c) 6 d) 10 14) Which element is used in pencils? a) Graphite b) Lead c) Charcoal d) Ink 15) What is the symbol for Potassium? a) K b) P c) Po d) Pt 16) Which element is the most abundant in the Earth's crust? a) Oxygen b) Silicon c) Aluminum d) Iron 17) What is the symbol for Silver? a) Ag b) Au c) Si d) S 18) Which element is known as brimstone? a) Sulfur b) Phosphorus c) Chlorine d) Bromine 19) What is the atomic number of Neon? a) 10 b) 20 c) 18 d) 8 20) Which element is used in balloons? a) Helium b) Hydrogen c) Oxygen d) Nitrogen

Periodic Table Challenge

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