Students should be able to...

• Describe the five states of matter and give an example of each
• Be familiar with the following terms: atom, element, molecule, compound, mixture, homogeneous, hetergeneous. physical property, chemical property
• Describe the difference between chemical and physical change

Chapter 4: Elements, Atoms, and Ions

Students should be able to...

• Write the symbol and name of common elements (completed on quizzes)
• Be familiar with Dalton’s atomic theory, and the problems with it today.
• Be able to write a chemical formula
• Count protons, neutrons, and electrons in an isotope of an atom or ion.
• Know properties of protons, neutrons, and electrons including: symbol, mass number, location, and relative charge.
• Describe the Rutherford experiment, and how it proved the existence of the nucleus.
• Write isotopes in hyphen notation and nuclear symbol notation.
• Define: atomic number, mass number, group/family, period/series
• Find metals, transition metals, metalloids, and nonmetals using the periodic table
• Know names of Group IA, IIA, VIIA, and noble gases; actinides and lanthanides, and their charges
• Predict the charge of an ion when formed from an atom. (click here for a chart of ion charges)
• Know which elements are diatomic.
• Using internet resources, be able to find historical information and constants for elements (project)
• Be able to look up physical constants and other data using the CRC Handbook of Chemistry and Physics (laboratory)

  Study Problems

  Terms:
  · Solid
  · Liquid
  · Gas
  · Plasma
  · Atom
  · Element
  · Molecule
  · Compound
  · Mixture
  · Homogeneous
  · Heterogeneous
  · Physical property
  · Chemical property
  · Proton
  · Neutron
  · Electron
  · Isotope
  · Atomic number
  · Mass number
  · Group (or family)
  · Period (or series)
  · Diatomic (and what elements are diatomic)

  Locate:
  · Metals
  · Nonmetals
  · Transition metals
  · Metalloids
  · Alkali metals
  · Alkaline earth metals
  · Halogens
  · Noble gases
  · Lanthanides
  · Actinides
  
  Possible essay topics:
  Rutherford Experiment
  Dalton's atomic theory
  

  Physical change or Chemical Change?
  Adding salt to water
  Boiling of water
  Crushing an aluminum can
  Burning candle
  Separation of soil and water from mud
  Rusting of a padlock

Heterogeneous or homogeneous?
A pen
A sponge
Chocolate chip ice cream
Windex
Clean tap water

Particle	Mass (amu)	Charge	Location in atom
Proton
Neutron
Electron

 

Symbol	Protons	Neutrons	Electrons	Charge
	4	5		0
	47	61		0
80-Hg-201
	16	17		-2
	13	15		+3
28-Ni-60		47	35	-1
34-Se-80 (-2)
8-O-16 (-2)

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