chemical element-Francium; atomic number-87; an unstable radioactive element of the alkali-metal group
Francium is a chemical element with the symbol Fr and atomic number 87.
1 syllables
Fr
VocabClass lessons are designed to engage students, improve motivation in learning the subject matter, and generate better results. Long-term retention is our focus and by making the learning process fun, our gamified approach has a positive impact on this goal.
View all games!