Subject
chemical properties
3
halide
3
historical aspect
occurrence
3
oxide
3
atomic weight
2
bromide
2
carbonate
2
chloride
2
extraction
2
fluoride
2
iodide
2
nitrate
2
sulfate
2
sulfide
2
alloy
1
cobalt
1
cobaltate
1
colloid
1
complex
1
electrical properties
1
inorganic complex
1
inorganic compound
1
intermetallics
1
iridium
1
iron
1
magnetic properties
1
mechanical properties
1
nickel
1
optical properties
1
osmium
1
palladium
1
phosphate
1
platinate
1
platinum
1
platinum metal
1
platinum metal complex
1
purification
1
quantity
1
rhodium
1
ruthenate
1
ruthenium
1
structure
1
thermal properties
1
valence
1