rhenium
Dense silvery transition metal
Rhenium is a rare, dense metallic element with extremely high melting and boiling points.
It is used in high-temperature alloys, particularly in jet engine components and turbine blades, and as a catalyst in petroleum refining.
Symbol: Re.
Element seventy-four
- osmiumDensest stable element
- iridiumElement seventy-seven
- platinumDense precious silvery metal
- molybdenumElement forty-two
tantalum · technetium · manganese · metallic · dense · silvery-white · electronegativity · isotopes
Bonding hydrogen to compounds
- metathesisSound reordering in words
- olefinUnsaturated aliphatic hydrocarbon
- isomerizationMolecular rearrangement keeping same atoms
- octanePetroleum hydrocarbon measure
naphtha · gasoline · refining · bimetallic · selectivity · alkylation · petrochemical
Closely packed together
- heavyOf great mass
- refractoryResistant to heat/control
- ductileAble to deform permanently
- corrosion-resistantWithstands oxidation and decay
Insufficiency of something needed
- rareSeldom found or seen
- preciousHighly esteemed, greatly valued
- expensiveCosting much money
- limitedRestricted in extent
uncommon · valuable · byproduct · extraction · Chile · Kazakhstan · mining · refining
Dual-metal temperature sensor
- filamentVery thin thread
- vacuumAbsence of matter
- resistanceCapacity to withstand force
- incandescentGlowing from heat
tungsten
Element seventy-four
molybdenum · tantalum · technetium · manganese · metallic · dense · silvery-white · electronegativity · isotopes
hydrogenation
Bonding hydrogen to compounds
- metathesisSound reordering in words
- olefinUnsaturated aliphatic hydrocarbon
- isomerizationMolecular rearrangement keeping same atoms
octane · naphtha · gasoline · refining · bimetallic · selectivity · alkylation · petrochemical
dense
Closely packed together
- heavyOf great mass
- refractoryResistant to heat/control
- ductileAble to deform permanently
scarcity
Insufficiency of something needed
limited · uncommon · valuable · byproduct · extraction · Chile · Kazakhstan · mining · refining · recovery
thermocouple
Dual-metal temperature sensor
- filamentVery thin thread
- vacuumAbsence of matter
- resistanceCapacity to withstand force
aerospace
Atmosphere plus outer void
- high-temperatureVery great heat