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Lithium is the 3rd element on the Periodic Table. It has 3 electrons, it is in group and period . It's Atomic Mass is 6.941. It's density is 0.535 g/cm3. It's melting point is 180.54 oC and a boiling point of 1342 oC.
It is the lightest metal and it floats on water, which it reacts with, skittering around releasing the hydrogen gas( H2 ). It is soft enough to cut through hand shears, leaving marks.
By: Junior467
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∙ 12y ago
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What is An element in group 4 and the third period?
There is no such element on the Periodic Table
What period on the periodic table does sulfur belong?
Sulfur (S, element number 16) is on the third period of the periodic table.
What is the common name of group 2 in the periodical table?
alkaline earth metals
How many electrons are in the outer energy level of group 17 of the periodical table?
7
Which is the 84th element in the periodic table?
Radium (Ra) # 88th element in the periodic table.
Why is hydrogen part of the s section of the periodical table?
Because it is an element.
What in Na?
Na is an element found on the periodical table. It is the chemical symbol for Sodium.
How many elements are there in periodical table?
There are 117 elements in the periodic table. Elements 1-116 and element 118. IMPROVED ANSWER --------------------------------------------------------------------------------------- 118, but element 117 is so unstable they do not officially count it as being an element on the periodic table yet.
Ar is the chemical symbol for which element?
Ar stand for Argon, a noble gas of group 8 in periodical table.
Is boron a pure element?
Yes it is... if you look on the periodical table of elements, its atomic number is 5, and the symbol is B.
Why is each element different on the periodical table?
Because the number of protons and electrons are different in each element, which means that their chemical and physical properties are different.
What is the symbol of mercury in the periodical table of elements?
The chemical symbol for Mercury is Hg. The atomic number for the element is 80. It is one of the only liquid elements on the table.
What is The only group 16 element that is gas at room temperature?
In group 16 on the periodical table the only element that is a gas at room temperature is oxygen (O).
What is An element in group 4 and the third period?
There is no such element on the Periodic Table
What is the ninety third element in the periodic table of the elements?
Neptunium is element 93.
What is Fe from the periodical table?
Iron.
Why is the periodical table used?
So you can classify the elements into groups.
