The elements in period 5 are Rubidium(Rb), Strontium(Sr), Yttrium(Y), Zirconium(Zr), Niobium(Nb), Molybdenum(Mo), Technetium(Tc), Ruthenium(Ru), Rhodium(Rh), Palladium(Pd), Silver(Ag), Cadmium(Cd), Indium(In), Tin(Sn), Antimony(Sb), Tellurium(Te), Iodine(I), Xenon(Xe).
Molybdenum.
There are 4 electronic shells in period 4 while there are 5 shells in period 5.Elements of period 4 are smaller in size as compared to elements of period 5.Example of period 4 element is potassium and period 5 element is tin.
1, 4, 5 and 5.
18 element
all the elements in period 1 have one energy level, all the elements in period 2 have two energy levels, all the elements in period 3 have 3 energy levels... and so on
Element #23, V- Vanadium
Period 1: 2 elements Period 2: 8 elements Period 3: 8 elements Period 4: 18 elements Period 5: 18 elements Period 6: 32 elements Period 7: 25 elements
There are 4 electronic shells in period 4 while there are 5 shells in period 5.Elements of period 4 are smaller in size as compared to elements of period 5.Example of period 4 element is potassium and period 5 element is tin.
Period 4 and period 5 of the periodic table have the same number of elements. There are 18 elements in each period. While some elements in period 4 are calcium, iron, and zinc, elements in period 5 are tin, antimony, and iodine.
1, 4, 5 and 5.
18 element
10 in period 410 in period 5 8 in period 6 8 in period 7 Total = 36
A period is a row of elements
Group 11 and Period 5
All elements comprising the period 7 in the periodic table are radioactive. In total this period has 32 elements.
all the elements in period 1 have one energy level, all the elements in period 2 have two energy levels, all the elements in period 3 have 3 energy levels... and so on
Element #23, V- Vanadium
There are two elements in the first period, hydrogen and helium.