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Moseley improved the arrangement of the periodic table by arranging the elements by increasing _________.
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
Most non-metals on the periodic table are located on the...
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
The location of metals on the periodic table is on the...
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
Mendeleev found that elements with _____ fell into groups on the table.
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
Atomic number number is the number of _______ in the nucleus of an atom.
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
A major difference between the two rows of inner transition elements is that lanthanides...
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
A period's number on the periodic table corresponds to the number of...
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
Elements in Groups 3-12 are called________.
similar properties
protons
right
energy levels of the atoms in that period.
left
occur in nature while most of the actinides are synthetic.
transition elements
atomic number
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