Descriptive

Question 1

Uses: Pennies, gun metals, agricultural poison and algicide

Important Facts: Mined for 5,000 years

Answer 1

Copper

Question 2

Uses: Rocket fuels
Important Facts: Discovered from removing oxygen and carbon dioxide from the air; 78% of the Earth’s air; found in all living systems

Answer 2

Nitrogen

Question 3

Uses: Toothpaste, to produce uranium, light bulbs, air conditioning, refrigeration
Important Facts: Most electronegative and reactive of all elements

Answer 3

Fluorine

Question 4

Uses: Coins, stainless steel, desalination tubes

Important Facts: Found in meteorites

Answer 4

Nickel

Question 5

Uses: Thermometers, barometers, diffusion pumps

Important Facts: Only common metal liquid at normal temperatures; are rare in nature

Answer 5

Mercury

Question 6

Uses: For gutters, die castings, paints, rubber proucts, cosmetics, pharmaceuticals, floor coverings, plastics, printing inks, soap, storage.
Important Facts: When inhaled, it causes a disorder known as oxide shakes.

Answer 6

Zinc

Question 7

Uses: For fire works, black gunpowder, phosphatic fertilizers, used in fats, body fluids, nd skeletal minerals
Important Facts: Referred in Genesis as brimstone; found in meteorites, volcanoes, and hot springs; most important manufactured material

Answer 7

Sulfur

Question 8

Uses: For tools, hemoglobin
Important Facts: Found in the sun and stars; found in siderite meteorites; fourth most abundant element, makes up the crust of the earth

Answer 8

Iron

Question 9

Uses: Photographic film

Important Facts: Only liquid nonmetallic element; causes sores when spilled on the skin

Answer 9

Bromine

Question 10

Uses: Coinage, standard for monetary systems in many countries, jewelry, dental work, coating space satellites
Important Facts: Most beautiful element in its pure state, good conductor of heat and electricity and unaffected by air

Answer 10

Gold

Question 11

Uses: Rocket fuel, methanol production, welding, metallic ores, filling balloons
Important Facts: Most abundant element of the universe; makes up more then 90% of all atoms; found in the stars

Answer 11

Hydrogen

Question 12

Uses: For blimps, inert gas shield for welding, cooling medium for nuclear reactors, gas for supersonic wind tunnels
Important Facts: Second most abundant element found in the universe; found in hotter stars, lowest melting point of any element; only liquid that cannot be solidified by lowering temperature

Answer 12

Helium

Question 13

Uses: Batteries, radiation shield around X-rays and nuclear reactors
Important Facts: Alchemists believed it to be the oldest metal and associated with planet Saturn; poisonous

Answer 13

Lead

Question 14

Uses: Organ pipes

Important Facts: Can be found in canned foods but is harmless

Answer 14

Tin

Question 15

Uses: For micro chips, concrete and brick, main ingredient for glass
Important Facts: Present in sun and stars; not found in nature

Answer 15

Silicon

Question 16

Uses: Matches, fertilizers, glasses, steels

Important Facts: Never found free in nature; poisonous; kept in water to stop reaction with air

Answer 16

Phosphorus

Question 17

­Uses: Fertilizer
­Important Facts: 7th most abundant metal in the Earth and makes up 2.4% of the Earth’s crust; found in the ocean; obtained through electrolysis of hydroxide; easily cut with a knife

Answer 17

Potassium

Question 18

­Uses: Racing bikes, flashlight photography, flares, airplanes
­Important facts: 8th most abundant element in the Earth’s crust

Answer 18

Magnesium

Question 19

­Uses: Combustion, bright red and yellow-green colors of the Aurora, respiration
­Important facts: 3rd most abundant element in the Sun

Answer 19

Oxygen

Question 20

­Uses: Nuclear fission, nuclear fuel to generate electrical power
­Important facts: Heavy

Answer 20

Uranium