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EXAM Flashcards

1
Q

the lightest and most abundant element in the universe; used in fuel cells, rocket
fuel, and water formation

A

HYDROGEN

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2
Q

used in detergents, glass, and semiconductors

A

BORON

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3
Q

a noble gas used in neon signs and high-voltage indicators.

A

NEON

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4
Q

used in gunpowder, fertilizers, and rubber production.

A

SULFUR

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5
Q

used in aerospace alloys and sports equipment.

A

SCANDIUM

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6
Q

used in atomic clocks and biomedical research.

A

RUBIDIUM

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7
Q

Highly conductive; used in wiring and plumbing.

A

COPPER

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8
Q

used in magnets and nuclear reactors.

A

DYSPROSIUM

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9
Q

used in catalytic converters and glass polishing.

A

CERIUM

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10
Q

used in jewelry, medicine, and electrical conductivity.

A

SILVER

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11
Q

the only liquid metal; used in thermometers and industrial processes.

A

MERCURY

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12
Q

the strongest natural metal; used in filaments and armor.

A

TUNGSTEN

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13
Q

used in stress gauges and lasers.

A

YTTERBIUM

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14
Q

used in red and blue phosphors for TVs.

A

EUROPIUM

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15
Q

essential for thyroid health; used in disinfectants.

A

IODINE

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16
Q

used in superconductors and jet engines.

A

NIOBIUM

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17
Q

used in stainless steel and chrome plating.

A

CHROMIUM

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18
Q

essential for life; used in medicines, fireworks, and alloys.

A

MAGNESIUM

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19
Q

used in photocopiers and vitamins.

A

SELENIUM

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20
Q

used in electronics and catalysts.

A

RUTHENIUM

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21
Q

a non-flammable noble gas used in balloons, deep-sea diving, and cooling superconductors

A

HELIUM

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22
Q

essential for life; used in fertilizers, explosives, and the atmosphere.

A

NITROGEN

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23
Q

essential for DNA and ATP; used in fertilizers and matches.

A

PHOSPHORUS

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24
Q

crucial for biological functions; used in fertilizers and food preservation.

A

POTASSIUM

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25
used in steel alloys and batteries.
VANADIUM
26
the most widely used metal; essential for blood hemoglobin.
IRON
27
toxic but used in semiconductors and medicine.
ARSENIC
28
used in LEDs, phosphors, and superconductors.
YTTRIUM
29
used in touchscreens and semiconductors.
INDIUM
30
one of the most corrosion-resistant metals; used in spark plugs and deep-sea equipment
IRIDIUM
31
A precious metal used in jewelry, electronics, and finance.
GOLD
32
used in PET scans and catalysts.
LUTETIUM
33
used in green phosphors and fuel cells.
TERBIUM
34
used in aerospace components and X-ray windows.
BERYLLIUM
35
the basis of life; found in organic molecules and fossil fuels.
CARBON
36
a lightweight metal used in construction, packaging, and transportation
ALUMINUM
37
used in magnets, batteries, and vitamin B12.
COBALT
38
a liquid nonmetal used in flame retardants and water treatment.
BROMINE
39
used in nuclear reactors and heat-resistant ceramics.
ZIRCONIUM
40
used in catalytic converters and jewelry.
RHODIUM
41
used in rechargeable batteries and mental health treatments.
LITHIUM
42
essential for respiration and combustion; the most abundant element in Earth’s crust.
OXYGEN
43
the main component of sand; used in computer chips and glass.
SILICON
44
used in disinfectants, water treatment, and PVC plastics.
CHLORINE
45
used in stainless steel, batteries, and coins.
NICKEL
46
used in galvanizing iron, alloys, and the human immune system.
ZINC
47
used in fiber optics and infrared devices.
GERMANIUM
48
a noble gas used in photography and specialized lighting.
KRYPTON
49
strengthens steel and is essential for enzymes.
MOLYBDENUM
50
used in catalytic converters, electronics, and hydrogen storage.
PALLADIUM
51
used in flame retardants and semiconductors.
ANTIMONY
52
used in solar panels and metallurgy.
TELLURIUM
53
a noble gas used in anesthesia, high-performance lamps, and ion propulsion engines.
XENON
54
used in X-ray contrast solutions and fireworks.
BARIUM
55
used in magnets and aerospace alloys.
PRASEODYMIUM
56
used in magnets and cancer treatment.
SAMRIUM
57
used in strong magnets and nuclear reactors.
HOLMIUM
58
used in nuclear control rods and high-temperature alloys.
HAFNIUM
59
the densest metal; used in fountain pen tips and electrical contacts.
OSMIUM
60
highly valuable and used in jewelry, catalytic converters, and medicine.
PLATINUM
61
highly reactive; used in toothpaste, Teflon, and refrigeration.
FLUORINE
62
essential for life; used in table salt and chemical production.
SODIUM
63
a noble gas used in welding, light bulbs, and lasers.
ARGON
64
essential for bones and teeth; used in cement and food.
CALCIUM
65
strong, lightweight, and corrosion-resistant; used in implants and aircraft.
TITANIUM
66
essential for steelmaking and biological functions.
MANGANESE
67
used in semiconductors and LED lights.
GALLIUM
68
used in fireworks (red color) and medical imaging.
STRONIUM
69
a radioactive element used in medical imaging.
TECHNETIUM
70
used in catalytic converters and jewelry.
RHODIUM
71
used in batteries, pigments, and coatings.
CADMIUM
72
used in alloys like bronze and solder.
TIN
73
used in atomic clocks and oil drilling fluids.
CESIUM
74
used in camera lenses and hybrid car batteries.
LANTHANUM
75
used in powerful magnets for electronics.
NEODYMIUM
76
A radioactive element used in nuclear batteries.
PROMETHIUM
77
used in MRI contrast agents.
GADOLINIUM
78
used in fiber optic cables.
ERBIUM
79
used in portable X-ray machines.
THULIUM
80
used in electronics and surgical implants.
TANTALUM
81
used in jet engines and catalysts.
RHENIUM

EARTHQUAKE (23 decks)

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