pereiodic table Flashcards
(28 cards)
what element is the lightest of the alkali metals?
Li Lithium 3
What element is the heavies of the alkali metals?
Fr Francium 87
what alkali metal has the atomic number 37
Rb Rubidium 37
what alkali metal is most reactive?
K Potassium 19
what alkali metal has the atomic number 11?
Na Sodium 11
what alkali metal has the atomic number 55?
Cs Ceasium 55
what kind of ion do alkali metals form?
+1
what is group 1 in the periodic table?
alkali metals
what alkaline earth metal has an atomic number of 4?
Be Beryllium 4
what alkaline earth metal has an atomic number of 12?
Mg magnesium 12
what alkaline earth metal has an atomic number of 20?
Ca Calcium 20
what alkaline earth metal has an atomic number of 38?
Sr Strontium 38
what alkaline earth metal has an atomic number of 56?
Ba Barium 56
what alkaline earth metal has an atomic number of 88?
Ra Radium 88
what is group 6A 16 called?
chalcogens
what is the charge of group16 6A
-2
what chalcogen has the atomic number of 8?
Oxygen
what chalcogen has the atomic number of 16?
Selenium
what chalcogen has the atomic number of 52?
Tellurium
what chalcogen has the atomic number of 84?
Polonium
what id group 17 A7 called?
Halogens
what halogen has the atomic number of 9?
fluorine
what halogen has the atomic number of 17?
Chlorine
what halogen has the atomic number of 35?
Bromine