Topic Details (Notes format)

Which element has the chemical symbol "At"?

Which element has the chemical symbol "Na"?

Who discovered copernicium?

Which planet is known for its ring system?

Which empire built the monumental temple complex at Karnak in ancient Egypt?

Which element has the chemical symbol "Th"?

Who discovered the ruins of Carthage?

Which empire’s capital was Tenochtitlan, located where Mexico City now stands?

Which scientist proposed the heliocentric model with the Sun at the center of the solar system?

Which element has the chemical symbol "Pt"?