Periodic Table and Uses Flashcards
Where is this element found and what are its uses?
Hydrogen
1- H
Description: explosive gas, lightest element
How it is (was) used/where it is found: 90% of atoms in the universe, sun and stars, H20, life’s organic molecules
Where is this element found and what are its uses?
Helium
2- He
Description: inert gas, second-lightest element
How it is (was) used/where it is found: fuel for nuclear fusion in sun and stars, balloons, lasers, supercold refrigerant.
Where is this element found and what are its uses?
Lithium
3- Li
Description: lightest metal, soft, reactive
How it is (was) used/where it is found: lightweight aluminum alloys, batteries, impact-resistant ceramic cookware (Corningware), mood stabilizer
Where is this element found and what are its uses?
Beryllium
4- Be
Description: lightweight metal
How it is (was) used/where it is found: non-sparking copper alloy tools, aerospace, X-ray windows, beryl gems: emeralds and aquamarines.
Where is this element found and what are its uses?
Boron
5- B
Description: hard black solid
How it is (was) used/where it is found: borax soap, fertilizer, stiff fibers, sports equipment (golf clubs, tennis rackets, skis), heat resistant borosilicate glass (Pyrex), semiconductors.
Where is this element found and what are its uses?
Carbon
6- C
Description: hard diamond, soft graphite
How it is (was) used/where it is found: basis of life’s organic molecules, animals, plants CO2, wood, paper, cloth, plastic, coal, oil.
Where is this element found and what are its uses?
Nitrogen
7- N
Description: colorless gas
How it is (was) used/where it is found: 78% of air, organic molecules, protein, muscles, DNA, ammonia, fertilizer, explosives (TNT), refrigerants.
Where is this element found and what are its uses?
Oxygen
8- O
Description: colorless gas
How it is (was) used/where it is found: 21% of air, H20, 65% of the human body, organic molecules, blood, breathing, fire, half of earth’s crust, minerals, oxides.
Where is this element found and what are its uses?
Flourine
9- F
Description: yellowish poison gas, most reactive element
How it is (was) used/where it is found: glowing fluorite, toothpaste, nonstick cookware (Teflon), CFC refrigerants (Freon).
Where is this element found and what are its uses?
Neon
10- Ne
Description: inert gas
How it is (was) used/where it is found: orange-red neon tubes for advertising signs, lasers, supercold refrigerants.
Where is this element found and what are its uses?
Sodium (Natrium)
11- Na
Description: soft metal, reactive
How it is (was) used/where it is found: salt (NaCl), nerves, baking soda, antacids, lye, soap ash, glass, papermaking, street lamps.
Where is this element found and what are its uses?
Magnesium
12- Mg
Description: lightweight metal
How it is (was) used/where it is found: chlorophyll in green plants, talc, basalt, aluminum alloys, cars, planes, bikes, flares, sparklers, antacids
Where is this element found and what are its uses?
Aluminum
13- Al
Description: lightweight non-corroding metal
How it is (was) used/where it is found: common metal, kitchenware, cans, foil, machinery, cars, planes, bikes, feldspar, granite, clay, ceramics, corundum, gems.
Where is this element found and what are its uses?
Silicon
14- Si
Description: hard metalloid
How it is (was) used/where it is found: quartz, granite, sand, soil, clay, ceramics, glass, algae, diatoms, semiconductors, computer chips, silicone rubber.
Where is this element found and what are its uses?
Phosphorus
15- P
Description: glowing white waxy solid (also red and black forms)
How it is (was) used/where it is found: bones, DNA, energy-storing phosphates (ATP), fertilizer, acids, detergents, matches.
Where is this element found and what are its uses?
Sulfur
16- S
Description: brittle yellow solid
How it is (was) used/where it is found: skin, hair, egg yolks, onions, garlic, skunks, hot springs, volcanos, gypsum, rubber, acids, papermaking.
Where is this element found and what are its uses?
Chlorine
17- Cl
Description: greenish poison gas
How it is (was) used/where it is found: salt (NaCl), bleach, stomach acid, disinfectant, drinking water, swimming pools, PVC plastic pipes and bottles
Where is this element found and what are its uses?
Argon
18- Ar
Description: inert gas
How it is (was) used/where it is found: 1% of air, most abundant inert gas on earth, light bulbs, “neon” tubes, lasers, welding gas
Where is this element found and what are its uses?
Potassium
19- K
Description: soft metal, reactive
How it is (was) used/where it is found: salts, nerves, nutrient in fruits and vegetables, soap , fertilizer, potash, matches, gunpowder
Where is this element found and what are its uses?
Calcium
20- Ca
Description: soft metal
How it is (was) used/where it is found: bones, teeth, milk, leaves, vegetables, shells, coral, limestone, chalk, gypsum, plaster, mortar, cement, marble, antacids.
Where is this element found and what are its uses?
Scandium
21- Sc
Description: soft lightweight metal
How it is (was) used/where it is found: aluminum alloys, racing bikes, stadium lamps, furnace bricks, aquamarines
Where is this element found and what are its uses?
Titanium
22- Ti
Description: strongest lightweight metal
How it is (was) used/where it is found: aluminum alloys, racing bikes, stadium lamps, furnace bricks, aquamarines
Where is this element found and what are its uses?
Vanadium
23- V
Description: hard metal
How it is (was) used/where it is found: hard strong resilient steel, structures, vehicles, springs
Where is this element found and what are its uses?
Chromium
- Cr
Description: hard shiny metal
Use/occurence:
