Assertion: boron's number | /r/HasProperty | atomic
Facets:
Source sentences:
text: Boron has the atomic number 5, and is identified by the symbol B on the periodic table.
text: Atomic number 5; atomic weight 10.811; melting point 2,300°C; sublimation point 2,550°C; specific gravity (crystal) 2.34; valence 3.
text: Atomic Number: 5 Atomic Symbol: B Atomic Weight:
text: It has the atomic number 5.
text: It has the atomic number 5.
text: Boron is a chemical element having the symbol B and atomic number 5.
text: Boron is a chemical element having the symbol B and atomic number 5 while Borax is an inorganic compound having the chemical formula Na 2 B 4 O 7 ·
text: Symbol B; aomic number 5; atomic mass 10.811; melting point ca 2,300 C; sublimation point ca 2,550 C; specific gravity 2.37 or 2.34; valence +3; electronic config.
text: Boron, #"B"# , is located in period 2, group 13 of the periodic table, and has an atomic number equal to #5# .
text: The element boron (B, atomic number 5) is found in deposits in the earth's crust at a concentration of about 0.001% (10 ppm).
text: Atomic number, 5; atomic weight, 10.81.