atomic number 87 English

Meaning atomic number 87 meaning

What does atomic number 87 mean?

atomic number 87

— noun (= francium) a radioactive element of the alkali-metal group discovered as a disintegration product of actinium

Examples atomic number 87 examples

How do I use atomic number 87 in a sentence?

Simple sentences

The atomic number for iron is 26.

Movie subtitles

Or an atomic number. Something from a periodic table.