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What enabled Moseley to determine the number of electrons in atoms of particular elements?
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
Atomic radius
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
Of the elements Fe, Hg, U, Te, and Y, which is considered a Group A element?
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
Dmitri Mendeleev's Periodic Law states that chemical and physical properties repeat themselves in groups of ____.
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
The opposite of ionization energy is
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
Groups on the periodic table arranged
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
Henry Moseley organized the periodic table by
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
The atomic radius refers to the distance from the nucleus of an atom to
atomic number
Te
decreases across a period but increases down a group
in vertical columns
its electron cloud
electronegativity
He measured the mass of a given volume of the element
8
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