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what is boron
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Which alkaline earth metal has the lowest atomic number?
This element is beryllium (Be).
Has the lowest atomic number among the alkaline earth metal?
Be has the lowest number.Atomic number of Be is 4.
What is the Element Lutetium?
a trivalent rare-earth element. Symbol: Lu; atomic weight: 174.97; atomic number: 71.
What makes up the atoms mass number?
The mass number is the average total of the number of protons and neutrons in the atomic nuclei of all the isotopes of that element on earth. Thus, the average number of neutrons in that element can be found by subtracting the atomic number from the mass number.
What is Ba atomic number?
Atomic Number is 47; Atomic Mass is 137.3; Element Name is Barium; Classified as the Alkaline Earth Metals.
What is potassium and magnesium?
POTASSIUM: Potassium is a chemical element. It has the symbol K and atomic number 19. MAGNESIUM: Magnesium is a chemical element with the symbol Mg, the atomic number 12, and an atomic mass of 24.31. Magnesium is the ninth most abundant element in the Earth by mass. It constitutes about 2% of the Earth's crust by mass, and it is the third most abundant element dissolved in seawater.
What is heaviest element on earth?
no its the diamond we did it at school the othere term :P fail
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.
What element is the atomic number 8?
Oxygen come on now you breath it. :)
Who is the family for strontium?
Alkaline earth metals
What element have the chemical symbol of Er?
The element with the chemical symbol Er is erbium.
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.
