Froggy Jumps Elemental ChallengeVersion en ligne Test your knowledge about chemical elements with this quiz game! par Educaplay Comercial 1 What is the chemical symbol for gold? a Au b Fe c Ag 2 Which element has the atomic number 1? a Hydrogen b Carbon c Oxygen 3 What is the most abundant element in the Earth's crust? a Silicon b Aluminum c Oxygen 4 Which element is a noble gas? a Sodium b Chlorine c Helium 5 What is the lightest element? a Oxygen b Carbon c Hydrogen 6 Which element is essential for human bone health? a Iron b Calcium c Sodium 7 What is the chemical symbol for silver? a Au b Cu c Ag 8 Which element is a halogen? a Chlorine b Potassium c Magnesium 9 What is the atomic number of carbon? a 8 b 12 c 6 10 Which element is a metalloid? a Mercury b Sulfur c Silicon
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