Categories
IYPT Elements

IYPT 2019 Elements 093: Neptunium: Radioactivity and smoke detector byproduct

Element 93 in our International Year of the Periodic Table series is neptunium. Neptunium is a radioactive metal with few uses – though it is found in smoke detectors, and is also predicted to have the largest liquid range of any element.

Categories
IYPT Elements

IYPT 2019 Elements 092: Uranium: Nuclear power, bombs, and weaponry

Element 92 in our International Year of the Periodic Table series is uranium. Uranium fuels nuclear power plants and has also been used in nuclear bombs and armour-piercing weaponry.

Categories
IYPT Elements

IYPT 2019 Elements 091: Protactinium: Scarcity and geological dating

Element 91 in our International Year of the Periodic Table series is protactinium. Protactinium is a scarce and radioactive element which finds use in the dating of sediments.

Categories
IYPT Elements

IYPT 2019 Elements 090: Thorium: Gaslights and future nuclear power

Element 90 in our International Year of the Periodic Table series is thorium. Thorium was used in streetlights before the advent of electricity and might be used in a number of countries to generate it in the future in nuclear reactors.

Categories
IYPT Elements

IYPT 2019 Elements 089: Actinium: Blue glow and cancer treatment

Element 89 in our International Year of the Periodic Table series is actinium. The first of the actinide series of elements, actinium is radioactive, scarce, and has few uses – though has been investigated for uses in cancer treatment.

Categories
IYPT Elements

IYPT 2019 Elements 088: Radium: Radiation, watch dials and toothpaste

Element 88 in our International Year of the Periodic Table series is radium. Radium is highly radioactive, but the dangers of radiation were only fully understood after it had been used for a number of years in consumer products.