chemistry lecture.docx - NAME: COURSE/YR.: DATE: SCORE:...

NAME: ____________________________________COURSE/YR.: _____________DATE: _____
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CHEMISTRY LECTURE 1
TEST I. MULTIPLE CHOICE. Encircle the letter of best answer.
1. Most abundant elements in Earth’s crust.
a. Oxygen c. silicon
b. Carbon d. a/c
2. The region of space within an electron shell that contains electrons
that have the same energy.
3. Electron Orbitals; 4. S subshells contain 5. In second energy shell it accommodates a maximum of
a. 2 electrons c. 18 electrons
b. 8 electrons d. 32 electrons
6. The higher the energy of the contained electrons, the larger the