Monthly Archives: January 2017

Orbitz Soda contains edible gelatin beads that float suspended in the soda because they are the same density as the liquid. Goleh, public domain — Have you seen those drinks with the floating edible eggs or beads in them? One interesting brand was Orbitz Soda, which contained colored beads that were suspended in the carbonated soda. You can apply chemistry to make edible eggs or beads. In fact, you can even make them change color. […]

Chameleon Eggs Cooking Chemistry Project – Edible Color Change

This entry was posted on January 17, 2017 by Anne Helmenstine (updated on May 17, 2021)

118 elements are known and named at this time. — This printable color periodic table contains all 118 of the IUPAC approved elements for 2017. Printable Color Periodic Table – 2017 Each element tile is lightly colored to identify the element’s group. The key beneath the table shows which color corresponds to which element group. From top to bottom, each tile […]

Printable Color Periodic Table – 2017

This entry was posted on January 16, 2017 by Todd Helmenstine (updated on May 17, 2021)

Hot and Cold Pink Valentine's Day Chemistry Demo — The hot and cold color change demonstration is perfect for Valentine's Day. A solution changes color from pink to clear and back.

Hot and Cold Pink Color Change Chemistry Demonstration

This entry was posted on January 15, 2017 by Anne Helmenstine (updated on January 12, 2025)

Vanishing Valentine Color Change Chem Demo — The Vanishing Valentine chemistry demonstration is a color change demo where a solution turns clear to pink and back again.

Vanishing Valentine Chemistry Demonstration

This entry was posted on January 15, 2017 by Anne Helmenstine (updated on May 12, 2026)

Magnesium is used for pencil sharpeners and firestarters. (Firetwister) — Magnesium is the element that is atomic number 12 on the periodic table. It is one of the alkaline earth metals, with a silver appearance in pure form. Here are interesting element facts: Element Atomic Number 12 Facts The symbol for atomic number 12 is Mg. The name magnesium comes […]

Atomic Number 12 Element Facts – Magnesium or Mg

This entry was posted on January 15, 2017 by Anne Helmenstine (updated on May 17, 2021)

Sodium Metal - Atomic Number 11 (Dnn87) — Sodium is the element that is atomic number 11 on the periodic table. It is located in the alkali metals group on the far left side of the periodic table. The pure element is a bright, silver-colored metal at room temperature and pressure. Atomic Number 11 Element Facts Sodium is […]

Atomic Number 11 Element Facts – Na or Sodium

This entry was posted on January 15, 2017 by Anne Helmenstine (updated on October 7, 2020)

The green glow is emitted by phosphorus, atomic number 15, in the presence of oxygen, atomic number 8. Luc Viatour, Creative Commons License — Phosphorus is the element that is atomic number 15 on the periodic table. Phosphorus is an element that is essential for human life and found in many everyday products. Atomic Number 15 Element Facts

Atomic Number 15 Element Facts

This entry was posted on January 15, 2017 by Anne Helmenstine (updated on January 21, 2025)

Make a hollow penny by dissolving away the zinc to leave copper metal. (United States Mint) — This is an easy chemistry project that uses common materials. You take a post-1982 penny, score the copper surface to expose the zinc interior, react the zinc with acid, and are left with a hollow copper penny. Hollow Penny Materials post-1982 US pennies (metal composition changed in this year) muriatic […]

Hollow Penny Science Project

This entry was posted on January 15, 2017 by Anne Helmenstine (updated on May 17, 2021)

This carved Halloween dragon pumpkin breathes real smoke and fire. Photo Credit: Anne Helmenstine — Carve a dragon jack o’ lantern for Halloween and make your pumpkin breathe real smoke and colored fire. The fire breathing dragon is easy to do and quite spectacular. Dragon Pumpkin Materials real pumpkin (fake might catch fire!) dragon pattern knife red sparklers or emergency flare Carve the Dragon Cut around […]

Fire Breathing Dragon – Halloween Pumpkin

This entry was posted on January 14, 2017 by Anne Helmenstine (updated on May 17, 2021)