how many elements are there in 2nd and 5th period?
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Hi
Here devil1407
2nd Period:
It has 8 elements.They are:
# Lithium - 3
# Berylium - 4
# Boron - 5
# Carbon - 6
# Nitrogen - 7
# Oxygen - 8
# Fluorine - 9
# Neon - 10
5th Period:
It has 18 elements.They are:
# Rubidium - 37
# Strontium - 38
# Yttrium - 39
# Zirconium - 40
# Niobium - 41
# Molybdenum - 42
# Technetium - 43
# Ruthenium - 44
# Rhodium - 45
# Palladium - 46
# Silver - 47
# Cadmium - 48
# Indium - 49
# Tin - 50
# Antimony - 51
# Tellurium - 52
# Iodine - 53
# Xenon - 54
Hope it helps U
Thanx....Bye
Here devil1407
2nd Period:
It has 8 elements.They are:
# Lithium - 3
# Berylium - 4
# Boron - 5
# Carbon - 6
# Nitrogen - 7
# Oxygen - 8
# Fluorine - 9
# Neon - 10
5th Period:
It has 18 elements.They are:
# Rubidium - 37
# Strontium - 38
# Yttrium - 39
# Zirconium - 40
# Niobium - 41
# Molybdenum - 42
# Technetium - 43
# Ruthenium - 44
# Rhodium - 45
# Palladium - 46
# Silver - 47
# Cadmium - 48
# Indium - 49
# Tin - 50
# Antimony - 51
# Tellurium - 52
# Iodine - 53
# Xenon - 54
Hope it helps U
Thanx....Bye
Answered by
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second-8 and fifth -18
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