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