SAT2化学考试详细介绍.

2017-08-06 作者： 358阅读

　　SAT2化学考试是中国考生相对比较青睐的一个科目，想要在这个考试中取得比较理想的成绩，大家就需要提前对考试的形式，内容以及所占的分值等基础信息做一个了解。下面澳际小编就为大家整理了相关信息，大家一起来看看吧。

　　Test Basics

　　Scoring, Timing, Number of Questions

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Points Minutes Questions
200–800 60 85
Multiple Choice

　　Important Notes

　　Offered in Oct, Nov, Dec, Jan, May and June

　　Calculator usenotpermitted

　　Problem solving requires simple numerical calculations

　　Measurements are expressed in the metric system

　　Aperiodic tableis provided on the test

CONTENT Approximate % of Test

Structure of matter

  • Atomic Structure, including experimental evidence of atomic structure, quantum numbers and energy levels (orbitals), electron configurations, periodic trends
  • Molecular Structure, including Lewis structures, three-dimensional molecular shapes, polarity
  • Bonding, including ionic, covalent, and metallic bonds, relationships of bonding to properties and structures; intermolecular forces such as hydrogen bonding, dipole-dipole forces, dispersion (London) forces
 25%

States of matter

  • Gases, including the kinetic molecular theory, gas law relationships, molar volumes, density, and stoichiometry
  • Liquids and Solids, including intermolecular forces in liquids and solids, types of solids, phase changes, and phase diagrams
  • Solutions, including molarity and percent by mass concentrations, solution preparation and stoichiometry, factors affecting solubility of solids, liquids, and gases, qualitative aspects of colligative properties
 16%

Reaction types

  • Acids and Bases, including Brønsted-Lowry theory, strong and weak acids and bases, pH, titrations, indicators
  • Oxidation-Reduction, including recognition of oxidation-reduction reactions, combustion, oxidation numbers, use of activity series
  • Precipitation, including basic solubility rules
 14%

Stoichiometry

  • Mole Concept, including molar mass, Avogadro’s number, empirical and molecular formulas
  • Chemical Equations, including the balancing of equations, stoichiometric calculations, percent yield, and limiting reactants
 14%

Equilibrium and reaction rates

  • Equilibrium Systems, including factors affecting position of equilibrium (LeChâtelier&aposs principle) in gaseous and aqueous systems, equilibrium constants, and equilibrium expressions
  • Rates of Reactions, including factors affecting reaction rates, potential energy diagrams, activation energies
 5%

Thermochemistry

  • Including conservation of energy, calorimetry and specific heats, enthalpy (heat) changes associated with phase changes and chemical reactions, heating and cooling curves, entropy
 6%

Descriptive chemistry

  • Including common elements, nomenclature of ions and compounds, periodic trends in chemical and physical properties of the elements, reactivity of elements and prediction of products of chemical reactions, examples of simple organic compounds and compounds of environmental concern
 12%

Laboratory

  • Including knowledge of laboratory equipment, measurements, procedures, observations, safety, calculations, data analysis, interpretation of graphical data, drawing conclusions from observations and data
 8%
SKILLS Approximate % of Test
Fundamental concepts and knowledge 20%
Application of knowledge 45%
Synthesis of knowledge 35%

　　Understanding of the major concepts of chemistry and the ability to apply principles to solve specific problems

　　Ability to organize and interpret results from observation and experimentation, and to draw conclusions or make inferences from experimental data, including data presented in graphic or tabular form or both

　　Laboratory experience and familiarity with the metric system of units

　　Ability to handle simple algebraic relationships and apply these to solving word problems

　　Familiarity with the concepts of ratio and direct and inverse proportions, exponents and scientific notations

　　以上就是关于SAT2化学考试详细信息的介绍，从SAT2化学考试的分值分配以及考试的内容几个角度对此进行了详细的分析。大家可以在备考自己的SAT2化学考试的时候进行适当的了解和应用。

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更多SAT考试相关：

北京SAT考试培训

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如何在SAT和SAT2中更改考试科目?

SAT2考试常识问题6个

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