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What were the first three elements Johann grouped together?
Johann grouped together Earth, Wind, and Fire as the first three elements.
What is a 3 elements chemically bound together?
Three elements chemically bonded together would form a compound.
How many elements occur in each of the first three periods or the periodic table?
There are 2 elements in the first period, 8, 8 elements in 2nd and 3rd periods respectively,
What element in period 3 is metallic?
In period three, all elements but the four on the right are metallic.
What are three elements of alkali metals?
All of the elements in the left-most period of the periodic table or alkali elements. Such as Li and Na.
Why are elements in their families?
elements are grouped together into families as they have simliar properties. all the elements in each collum or period have imilar chamical properties.
Why are elements in families?
elements are grouped together into families as they have simliar properties. all the elements in each collum or period have imilar chamical properties.
What do the atoms in elements in period 3 have in common?
Three electrons in their valency orbit.
What to all of the elements in period three have in common?
All the elements in third row have 3 shells. The electron enters in the third shell for all the groups.
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
Do a compound made up of just two elements joined together?
eve three elements can make a compound .
What is a period on the periodic table and how does it help organize the elements?
A period on the periodic table is a horizontal row of elements that share similar properties. It helps organize the elements by arranging them in order of increasing atomic number and grouping elements with similar chemical properties together.
