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This element is beryllium (Be).
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∙ 11y ago
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How many valence electrons would an element with atomic number 56 have?
The element with atomic number 56 is barium, a group 2 alkaline earth metal. Its atoms have two valence electrons in the 6s sublevel.
Which is lightest alkaline earth metal?
The lightest alkaline earth metal is Beryllium(Be) having atomic mass 9.012 dalton. The heaviest element in this family is radium.
What is the Element abuntant from dairy food?
The element that is abundant in dairy food is calcium. Milk is a source of this element. There are other sources of calcium, such as the earth's crust. It is an alkaline earth metal that has the atomic number of 20.
What is the oxidation number of the alkiline earth metals?
+2 for alkaline earth metals
Why is there a pattern between the atomic radius and melting points within alkaline earth metals or period 2 metals?
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Has the lowest atomic number among the alkaline earth metal?
Be has the lowest number.Atomic number of Be is 4.
What is the most reactive alkaline earth metal?
Radium (Ra), atomic number 88, is the most reactive alkaline earth metal. It has the most energy levels of all the alkaline earth metals therefore it's electrons are more easily taken away.
Alkaline earth metals atomic number 4?
Beryllium ( Be)
What element not found on earth has the lowest atomic number?
what is boron
What does calcium and magnesium belong to on the periodic table?
Calcium and Magnesium both belongs to second group.They both are Alkaline Earth Metals.Magnesium has 12 atomic number where as Calcium has 20 atomic number.
What group on the periodic table does gold belong to?
Gold (AU) is an alkaline earth metal with a relative Atomic Mass of 196.97, an atomic number of 79 in group class 1B
What place on the periodic table does radium belong in?
Randon is located on row6 and the last on in the row.Its also lined up with other the gasses and its high lighted bluue.
Is Ca a metal non metal or metalloid?
Ca is an alkaline earth metal.It has atomic number of 20.
Which alkaline earth metal is radioactive?
Radium. Elements with an atomic number greater than 83 are always radioactive.
Classification of the element beryllium?
Alkaline earth solid metal , group 2, period 2, atomic number 4
What is calcium medal nonmedal?
The Element, Calcium: symbol Ca; atomic number 20; atomic wt 40.08 is a Metal in Group IIA, the Alkaline Earth Metals.
What is Ba atomic number?
Atomic Number is 47; Atomic Mass is 137.3; Element Name is Barium; Classified as the Alkaline Earth Metals.
