Unit 1 Assessment - Kat Rumps.pdf - AP Chemistry Unit 1...

This preview shows page 1 - 5 out of 36 pages.

AP Chemistry Test Booklet Unit 1 assessment (b) Name Copyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online or in print beyond your school’s participation in the program is prohibited. Page 1 of 36 1. According to the information in the table above, a 1.00 g sample of which of the following contains the greatest mass of oxygen? A Na 2 O B MgO C K 2 O D CaO
AP Chemistry Test Booklet Unit 1 assessment (b) Copyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online or in print beyond your school’s participation in the program is prohibited. Page 2 of 36 2. The table above shows the first ionization energy and atomic radius of several elements. Which of the following best helps to explain the deviation of the first ionization energy of oxygen from the overall trend? A The atomic radius of oxygen is greater than the atomic radius of fluorine. B The atomic radius of oxygen is less than the atomic radius of nitrogen. C There is repulsion between paired electrons in oxygen’s 2 p orbitals. D There is attraction between paired electrons in oxygen’s 2 p orbitals. 3. Which of the following best helps to account for the fact that the F - ion is smaller than the O 2- ion?
AP Chemistry Test Booklet Unit 1 assessment (b) Copyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online or in print beyond your school’s participation in the program is prohibited. Page 3 of 36 A F - has a larger nuclear mass than O 2- has. B F - has a larger nuclear charge than O 2- has. C F - has more electrons than O 2- has. D F - is more electronegative than O 2- is. E F - is more polarizable than O 2- is. 4. Two different ionic compounds each contain only copper and chlorine. Both compounds are powders, one white and one brown. An elemental analysis is performed on each powder. Which of the following questions about the compounds is most likely to be answered by the results of the analysis? A What is the density of each pure compound? B What is the formula unit of each compound? C What is the chemical reactivity of each compound? D Which of the two compounds is more soluble in water? 5. Consider atoms of the following elements. Assume that the atoms are in the ground state. The atom that contains exactly two unpaired electrons
AP Chemistry Test Booklet Unit 1 assessment (b) Copyright © 2017. The College Board. These materials are part of a College Board program. Use or distribution of these materials online or in print beyond your school’s participation in the program is prohibited. Page 4 of 36 A S B Ca C Ga D Sb E Br 6. Consider atoms of the following elements. Assume that the atoms are in the ground state.

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture