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The bright-line spectrum of an element is produced when excited-state electrons
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
All matter can be classified as
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
Which subatomic particles are matched with their charges?
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
Which term represents the simplest wholenumber ratio of atoms of the elements in a compound?
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
What occurs during this reaction?
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
Which conclusion directly resulted from the “gold foil experiment”?
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
Krypton atoms in the ground state tend not to bond with other atoms because their
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
The elements on the Periodic Table of the Elements are arranged in order of increasing
atomic number
release energy and move to lower energy states
Atoms are mostly empty space.
innermost electron shell contains eight electrons
Energy is absorbed as a bond is broken.
Protons are positive and electrons are negative.
empirical formula
a mixture or a substance
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