periodic table crash course
Terms in this set (28)
In 1860 how many elements were known?
What group of elements had not been discovered?
Why were the periodic patterns not consistent?
Some were not discovered or there were missing elements
What groups should be apart of the main periodic table?
Lanthanoids and Actinoids
Why aren't Lanthanoids and Actinoid apart of the main periodic table?
They all would not fit.
What do the letters represent on the table?
They come from there orgin
How many elements are on the periodic table?
How many elements are found in nature?
If not found in nature where are they found?
Most common element in your body?
The organization of the periodic table helps us?
Helps us predict how two two elements combine
What is found in the cloud of an atom?
Li, Na, K, Rb, Cs, Fr
Be, Mg, Ca, Sr, Ba, Ra
Alkaline Earth Metals
Sc, Y, Ti, Zr, Hf, Rf, V, Nb, Ta, Db, Cr, Mo, W, Sg, Mn, Tc, Re, Bh, Fe, Ru, Os, Hs, Co, Rh, Ir, Mt, Ni, Pd, Pt, Ds, Cu, Ag, Au, Rg, Zn, Cd, Hg, Uub
Al, Ga, In, Ti, Sn, Pb, Bi, Uug
B, Si, Ge, As, Sb, Te, Po
C, N, O, P, S Se
Other Non Metals
F, Cl, Br, I, At
He, Ne, Ar, Kr, Xe, Rn
horizontal or across
vertical or going down
represents each different element and therefore each different kind of atom
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