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Does an atom of aluminum and an atom of gallium have the same atomic mass?
No, an atom of aluminum and an atom of gallium do not have the same atomic mass. Aluminum has an atomic mass of approximately 26.98 atomic mass units, while gallium has an atomic mass of approximately 69.72 atomic mass units.
Which of these elements has the largest atomic radius. Aluminum potassium fluorine. Calcium?
Potassium has the largest atomic radius. It is in the 1st group of the periodic table. Fluorine has the least atomic radius.
What is the atomic mass of gallium?
The relative atomic mass (ram) of Gallium is around 69.
What known element corresponds to eka-aluminum on the modern periodic table?
Eka-aluminum corresponds to the element gallium on the modern periodic table. Eka-aluminum was a placeholder name given by Dmitri Mendeleev for an element that he predicted would have properties similar to aluminum but with a higher atomic mass. Gallium, discovered in 1875, fits these properties and is known as eka-aluminum's modern counterpart.
Which of these elements has a smaller atomic number Nitrogen Aluminum Potassium?
Nitrogen has the smallest atomic number among the elements listed. Aluminum has an atomic number of 13, Potassium has an atomic number of 19, and Nitrogen has an atomic number of 7.
Does an atom of aluminum and an atom of gallium have the same atomic mass?
No, an atom of aluminum and an atom of gallium do not have the same atomic mass. Aluminum has an atomic mass of approximately 26.98 atomic mass units, while gallium has an atomic mass of approximately 69.72 atomic mass units.
What is the atomic radius of gallium and how does it compare to other elements in the periodic table?
The atomic radius of gallium is about 135 picometers. In the periodic table, gallium has a larger atomic radius compared to elements to its left and a smaller atomic radius compared to elements to its right.
Which elements has 31 protons?
It is the gallium element. Atomic number is 31.
Which of these elements has the largest atomic radius. Aluminum potassium fluorine. Calcium?
Potassium has the largest atomic radius. It is in the 1st group of the periodic table. Fluorine has the least atomic radius.
What is the atomic radius of aluminum?
Gallium is a non metal element. Atomic mass of it is 70.
Why is the electronegativity of galilium higher than that of aluminum?
Gallium, and geranium for that matter, have higher electronegativity's than aluminum (and silicon) because of their d-block contraction. The 3d-electrons do not shield the increased nuclear charge on these elements in the fourth period after the first row of transition metals. This gives them an unusually small atomic radius and a higher electronegativity.
Which matches Mendeleev's prediction for the properties of eka-aluminum?
Eka-aluminum corresponds to gallium, which was discovered later by Lecoq de Boisbaudran. Gallium's properties closely match Mendeleev's predictions, such as its atomic weight and properties lying between aluminum and indium in the periodic table.
Which element has the largest radius?
francium has the largest ionic radius
Which atom in the ground state has only three electrons in the 3p sublevels?
There are several such elements. All of them are in group 13. Those elements are boron, aluminum, gallium, indium, and thallium.
Why is copper pennies and aluminum foil defined as elements?
Both copper and aluminum are elements in the period table of elements. Copper (Cu) is atomic number 29 and aluminum (Al) is atomic number 13.
What is the atomic mass of gallium?
The relative atomic mass (ram) of Gallium is around 69.
What known element corresponds to eka-aluminum on the modern periodic table?
Eka-aluminum corresponds to the element gallium on the modern periodic table. Eka-aluminum was a placeholder name given by Dmitri Mendeleev for an element that he predicted would have properties similar to aluminum but with a higher atomic mass. Gallium, discovered in 1875, fits these properties and is known as eka-aluminum's modern counterpart.
