Quantum numbers and Atomic Orbitals
Quantum numbers are numbers that
specify the properties of atomic orbitals
and of the electrons in that orbital
Its the electrons address
Four Quantum Numbers
Principal quantum number
Orbital quantum numbe
Section 2.1 Units and Measurements
Define SI base units for time, length, mass, and
Explain how adding a prefix changes a unit.
Compare the derived units for volume and density.
mass: a measurement that reflects the amount of
matter an obj
Section 6.1 Development of the Modern
Trace the development of the periodic table.
Identify key features of the periodic table.
atomic number: the number of protons in an atom
The periodic table evolved over
time as scientists discovered
Section 4.1 Early Ideas About Matter
Compare and contrast the atomic models of
Democritus, Aristotle, and Dalton.
Understand how Dalton's theory explains the
conservation of mass.
theory: an explanation supported by many
experiments; is still subject to
Section 8.1 The Covalent Bond
Apply the octet rule to atoms that form covalent
Describe the formation of single, double, and triple
Contrast sigma and pi bonds.
Relate the strength of a covalent bond to its bond
length and bond
Ionic Compounds and Metals
Section 7.1 Ion Formation
Section 7.2 Ionic Bonds and Ionic
Section 7.3 Names and Formulas
for Ionic Compounds
Section 7.4 Metallic Bonds and the
Properties of Metals
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Section 1.1 A Story of Two Substances
Explain the formation
and importance of
matter: anything that
has mass and takes up
Chemistry is the study of ever
Electrons in Atoms
Section 5.1 Light and Quantized Energy
Compare the wave and particle natures of light.
Define a quantum of energy, and explain how it is
related to an energy change of matter.
Contrast continuous electromagnetic spectra and
5.2 and 5.3
Bohr vs the quantum mechanical
model of the atom
5.2 and 5.3: Bohr and the quantum mechanical model
Compare the Bohr and quantum mechanical models
of the atom.
Explain the impact of de Broglie's wave article duality
and the Heisenberg uncert
Section 3.1 Properties of Matter
Identify the characteristics of a substance.
Distinguish between physical and chemical
Differentiate among the physical states of matter.
density: a ratio that compares the mass of an
object to its volume