Which safety precaution is especially important when handling osmium tetroxide?

Work in a fume hood and use eye/face protection

Keep near strong reducing agents to neutralize immediately

Handle with bare hands to detect leaks quickly

Store in open containers to vent fumes

Which traditional practical use involved osmium or its alloys?

Primary fuel for internal combustion engines

Fountain-pen nib tipping and electrical contacts

As a common solvent for polymers

As a mild reducing agent in organic synthesis

As a buffering agent in aqueous solutions

Staining biological samples for electron microscopy

Non-toxic, inert under ambient conditions

Severe respiratory and eye irritation (highly toxic and volatile)

Only mildly irritating skin contact

Explosive decomposition on contact with air

Hard, brittle, bluish-white metal

10 questionsSign in to saveupdated 1 wk ago

Quizzes · Knowledge

Random

Preview · 10 questions

01What is the atomic number of osmium?
02Which element is commonly cited as the densest naturally occurring element, along with osmium in historical comparisons?
03What is the chemical symbol for osmium?
04Which volatile, highly toxic oxide is the best-known compound of osmium?
05Which safety precaution is especially important when handling osmium tetroxide?
06Which traditional practical use involved osmium or its alloys?
07A common laboratory use of osmium tetroxide is:
08Which hazard is most associated with osmium tetroxide?
09Approximately what is the standard density of osmium (g/cm³) at room temperature?
10What is the appearance of metallic osmium?