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1, 4, 5 and 5.
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What period are the following elements?
period 3
What is the correlation of a period number with the elements of that period?
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
Which of the following elements is the smallest?
question: which of the following elements is the smallest? answer: chlorine (CI)
Elements of the same row across?
the period
How many elements make up period 6 in the periodic table?
There are 32 elements in the 6th period of the periodic table.
What period are the following elements?
period 3
Synthetic elements comprise a majority of which of the following groups?
Artifficial radioactive elements are situated in: - period 7 - actinoids (actinides) family
How many elements in the first period?
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
What is an elements period?
A period is a row of elements
The period of elements that are all radioactive?
All elements comprising the period 7 in the periodic table are radioactive. In total this period has 32 elements.
What is the correlation of a period number with the elements of that period?
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
What elements belong to the first period?
There are two elements in the first period, hydrogen and helium.
Which of the following elements is the smallest?
question: which of the following elements is the smallest? answer: chlorine (CI)
Elements of the same row across?
the period
How many elements are there in third period?
8 elements
Which periods have the same number of elements?
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.
How many elements make up period 6 in the periodic table?
There are 32 elements in the 6th period of the periodic table.
