Metals - Quiz
A) Aluminum B) Silver C) Copper D) Gold
A) Mercury B) Zinc C) Lead D) Iron
A) Aluminum B) Iron C) Silver D) Copper
A) Chromium B) Aluminum C) Nickel D) Zinc
A) Copper B) Silver C) Gold D) Aluminum
A) Iron B) Gold C) Aluminum D) Copper
A) Gold B) Nickel C) Titanium D) Zinc
A) Titanium B) Copper C) Amalgam D) Silver
A) Iron B) Aluminum C) Gold D) Silicon
A) Steel B) Brass C) Copper D) Titanium
A) Titanium B) Iron C) Silver D) Copper
A) Copper B) Aluminum C) Zinc D) Silver
A) Steel B) Titanium C) Aluminum D) Copper
A) Iron B) Platinum C) Gold D) Copper
A) Gold B) Tungsten C) Silver D) Copper
A) From Latin metallum meaning 'ore' B) From Old English mete meaning 'substance' C) From Sanskrit mrita meaning 'mineral' D) From Ancient Greek μέταλλον (métallon) meaning 'mine, quarry, metal'
A) Conducting electricity and heat relatively well B) Having high melting points C) Being non-reflective D) Being brittle
A) The study of organic compounds B) The general science of metals C) The study of non-metallic minerals D) The study of gases
A) Lithium (0.534 g/cm3) B) Copper C) Iron D) Gold
A) Nondirectional metallic bonding B) Covalent bonding C) Hydrogen bonding D) Ionic bonding
A) Simple cubic B) Face-centered cubic (fcc) and hexagonal close-packed (hcp) C) Diamond cubic D) Body-centered cubic (bcc)
A) It remains non-metallic B) It gradually becomes a metal C) It turns into a gas D) It forms an alloy with other elements
A) They are translucent B) They are transparent C) They emit light D) They appear opaque
A) 7.9 g/cm3 B) 8.9 g/cm3 C) 4.5 g/cm3 D) 22.59 g/cm3
A) It may lead to movement of structural defects like grain boundaries and dislocations B) It has no effect C) It makes metals brittle D) It causes metals to become non-conductive
A) Lithium B) Magnesium C) Sodium D) Aluminium
A) High-rise building and bridge construction B) Food packaging C) Electronics casing only D) Textile manufacturing
A) Precious metals are no longer used B) They are only used for jewelry C) Coinage metals have extended to at least 23 chemical elements D) Only gold and silver are used
A) Dull B) Lustrous C) Transparent D) Opaque
A) Low density of free electrons. B) The electronic structure with delocalized electron states near the Fermi level. C) Presence of a large energy gap between valence and conduction bands. D) High thermal expansion coefficient.
A) Manganese. B) Silver. C) Gold. D) Plutonium.
A) Fermi-Dirac statistics. B) Ohm's Law. C) Kirchhoff's Law. D) The Wiedemann–Franz law.
A) By phonons only. B) By conduction electrons. C) By liquid phase convection. D) By radiation.
A) The Bohr model. B) The ideal gas law. C) The free electron model. D) The kinetic molecular theory.
A) Classical mechanics. B) Thermodynamics. C) Density functional theory. D) Newton's laws.
A) Basic oxides B) Acidic oxides C) Amphoteric oxides D) Neutral oxides
A) Nitrogen B) Oxygen C) Sulfur D) Arsenic
A) Building construction B) Automotive paint C) Food packaging D) Electrical wiring
A) Aluminum alloys B) Copper alloys C) Iron alloys D) Magnesium alloys
A) Strictly acidic B) Neutral C) Basic D) Amphoteric
A) Concorde B) Boeing 747 C) F-100 Super Sabre D) Cessna 172
A) Cassiopeium B) Lutetium C) Rhenium D) Hafnium
A) 1886 B) 1910 C) 1824 D) 1809
A) Fe3C B) Al2O3 C) CuZn D) Ti3SiC2
A) Structural applications B) Industrial machinery C) Decorative purposes D) Electrical conductivity
A) Plato B) Socrates C) Aristotle D) Pythagoras
A) Prospecting techniques B) Recycling processes C) Pyrometallurgy D) Electrolysis
A) Pre-Columbian America between 300 and 500 CE B) Anatolia in 1800 BCE C) The Iranian plateau in the fifth millennium BCE D) Toledo, Spain around 500 BCE
A) Rome, through Hannibal B) Pre-Columbian Americans C) Ancient Chinese D) Indigenous Ecuadorians
A) Copper B) Iron C) Graphite D) Mercury
A) Agricultural fertilizers B) Textile manufacturing C) Food preservation D) Catalytic converters
A) Albert Einstein B) Jien-Wei Yeh C) Niels Bohr D) Enrico Fermi
A) High-density sulfide minerals B) Low-density silicate minerals C) Native metals D) Carbonates
A) 85% B) 95% C) 99.9% D) 50%
A) During the Punic Wars B) Around 2000 BCE C) In the late third millennium BCE D) In 1800 BCE
A) Smelting with carbon B) Pyrometallurgy C) Hydrometallurgy D) Electrolysis
A) 1940 B) 1912 C) 1945 D) 1944
A) Planetary condensation B) The s-process C) The r-process D) Stellar nucleosynthesis
A) Neutron capture B) Merger of neutron stars C) Stellar nucleosynthesis D) Planetary condensation
A) Higher than precious metals B) Low intrinsic value C) Equal to precious metals D) High intrinsic value
A) 10% B) 75% C) 50% D) Approximately 25%
A) Building construction B) High-efficiency transformers C) Food packaging D) Textile manufacturing
A) Corrosion resistance B) Low melting point C) Brittleness D) Magnetism
A) High economic value B) Easily oxidized or corroded C) Brittleness D) Resistant to corrosion
A) Scandium B) Iron C) Aluminium D) Titanium
A) Linus Pauling, 1923 B) Linus Pauling, 1955 C) Dan Shechtman, 2011 D) Dan Shechtman, 1984
A) 19th century B) 20th century C) 13th century D) 18th century
A) Von Welsbach B) Pierre Berthier C) Clark and Woods D) Henry Bessemer
A) Both processes involve rapid neutron captures. B) The s-process skips unstable nuclei, unlike the r-process. C) The r-process only forms elements lighter than iron. D) The s-process involves slow neutron captures allowing beta decay, while the r-process occurs rapidly without time for decay.
A) Francium B) Fermium C) Oganesson D) Astatine
A) 1932 B) 1910 C) 1950s D) 1960s
A) Cold War B) World War I C) World War II D) Korean War
A) De Natura Fossilium B) De la Pirotechnia (1540) C) De Re Metallica D) Meteorology
A) The 1900s B) The 1800s C) Until the 1960s D) The 1700s
A) Neptunium B) Curium C) Plutonium D) Uranium
A) Von Welsbach B) Clark and Woods C) Pierre Berthier D) Henry Bessemer
A) Special magnetic properties B) Low density C) Transparency D) High thermal conductivity
A) 1937 B) 1960 C) 1971 D) 1950
A) Egyptian tombs B) Pre-Columbian Panama and Costa Rica C) An archaeological site in Anatolia (Kaman-Kalehöyük) D) The Iranian plateau
A) Above 2000 °C B) Between 1000 and 1500 °C C) Around 500 °C D) Below 1000 °C
A) Au75Si25 B) Ni80P20 C) Fe70Ni30 D) CuZrAl
A) 100 kilometers B) 10,000 miles C) Nearly 700 light years D) 500 meters
A) Hydrogen B) Oxygen C) Nitrogen D) Carbon
A) France B) Japan C) USSR D) Germany
A) Ni-Ti B) NaCd2 C) Al-Mn D) Au-Cd
A) Toledo steel B) Tumbaga C) Steel D) Bronze
A) Element #72 B) Element #82 C) Element #75 D) Element #71, cassiopeium (later known as lutetium)
A) 1910 B) 1886 C) 1824 D) 1937
A) Linus Pauling B) Au-Cd alloy researchers C) Ni-Ti alloy researchers D) Dan Shechtman
A) Low densities B) High densities C) Chemical reactivity D) Lightweight nature
A) Gold B) Bismuth C) Aluminum D) Copper
A) Icosahedrite Al63Cu24Fe13 B) Ni-Ti C) NaCd2 D) Au-Cd
A) Antonio de Ulloa B) Vannoccio Biringuccio C) Georgius Agricola D) Albertus Magnus
A) Two-fold symmetry B) Four-fold symmetry C) Five-fold symmetry D) Six-fold symmetry
A) 1872 B) 1906 C) 1912 D) 1855
A) 1952 B) 1975 C) 1949 D) 1960
A) Nickel B) Platinum C) Gold D) Silver
A) Dark blue B) Light blue C) Violet D) Yellow
A) Good low-temperature ductility B) Poor corrosion resistance C) Resistance to oxidation D) Strength at elevated temperatures
A) 1886 B) 1910 C) 1890s D) 1824 |
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