S11 Essential Skills

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Chemistry 1 Essential Skills for Level 11

Students will be able to:

Determine percentage error for laboratory experimentations.
Differentiate between accuracy and precision.
Compare and contrast physical and chemical changes.
Compare and contrast the atomic models of Dalton, Rutherford, and Bohr.
Explain the role of atomic number in determining the identity of an atom.
Calculate the number of electrons, protons, and neutrons in an atom given its mass number and atomic number.
Identify the four blocks of the periodic table based on electron configuration.
Identify reactants and products in a reaction.
Balance chemical reactions.
Conduct a laboratory experiment to identify periodic trends in the activity and solubility of the alkaline earth metals.
Name simple binary ionic compounds.

Students will be able to:

Differentiate between the three main types of chemical bonds (metallic, ionic, and covalent).
Describe how electronegativity is used to determine bond type.
Determine the electron configuration for elements in the first three periods of the periodic table.
Define valence electrons and draw electron-dot structures representing an atom’s valence elec-trons.
Calculate the number of moles of an element when given the number of atoms of the element.
Calculate the molar mass of a compound.
Determine the empirical and molecular formulas for a compound given mass percent and actual mass data.
Determine the formula for a hydrate from laboratory data.
Calculate the quantitative relationships in a balanced chemical equation (mass-mass stoichiome-try).

--Jgotto 14:23, 21 August 2008 (MDT)