Periodic Table Quiz II
What is the rarest naturally occurring element on the earth"s surface?
- Astatine is the rarest naturally occurring element on the Earth"s surface, with less than 1 gram present at any given time.
Which element is used in photographic film?
- Silver compounds are used in photographic film, a technology that relies on the ability of silver to re-create a recorded image in a chemical process.
What is the only letter that doesn"t appear on the periodic table?
- The letter "J" is the only letter that does not appear anywhere on the periodic table.
Which element is the only one named after a living person?
- Seaborgium is named after Glenn T. Seaborg, a nuclear chemist who was alive at the time it was named.
What is the element with the highest electrical conductivity?
- Silver has the highest electrical conductivity of all elements. It is used for high-quality switches, connectors, and other electrical equipment.
Which element has the symbol "K"?
- The symbol "K" represents potassium, from its Neo-Latin name kalium.
What is the most abundant element in the human body?
- Oxygen is the most abundant element in the human body, accounting for approximately 65% of a person's body weight.
Which element was used in the first atomic bomb?
- The first atomic bomb used uranium as the fissionable material.
Which element is the most abundant in the universe?
- Hydrogen, making up about 75% of the universe's elemental mass, is the most abundant element in the universe.
What is the heaviest element that a star can synthesize?
- Iron is the heaviest element that a star can synthesize in its core through nuclear fusion.
