Every element from Hydrogen to Oganesson in atomic order, one card each. Front: name and symbol. Back: atomic number and one memorable fact. Hint: the element's group or category.
118 cards · basic cards · AI-written, checked twice. Edit anything.
- Hydrogen (H)
- Atomic number 1. Lightest and most abundant element in the universe
- Helium (He)
- Atomic number 2. Second lightest element, used to lift balloons and cool MRI magnets
- Lithium (Li)
- Atomic number 3. Lightest metal, the workhorse of rechargeable batteries
- Beryllium (Be)
- Atomic number 4. Light, stiff metal used in aerospace parts and X-ray windows
- Boron (B)
- Atomic number 5. Found in borax and in heat-resistant borosilicate glass
- Carbon (C)
- Atomic number 6. Basis of all known life, found as diamond and graphite
- Nitrogen (N)
- Atomic number 7. Makes up about 78 percent of Earth's atmosphere
- Oxygen (O)
- Atomic number 8. Most abundant element in Earth's crust, essential for respiration
- Fluorine (F)
- Atomic number 9. Most reactive element, added to toothpaste as fluoride
- Neon (Ne)
- Atomic number 10. Glows red-orange in electric signs
- Sodium (Na)
- Atomic number 11. Soft metal that reacts violently with water, half of table salt
- Magnesium (Mg)
- Atomic number 12. Burns with a brilliant white light, central atom of chlorophyll
- Aluminum (Al)
- Atomic number 13. Most abundant metal in Earth's crust, used in cans and aircraft
- Silicon (Si)
- Atomic number 14. Backbone of computer chips and the main element in sand
- Phosphorus (P)
- Atomic number 15. Essential to DNA and bones, used in match heads
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