52_100_E1C_key_F07

52_100_E1C_key_F07 - Chemistry for the Citizen Exam 1C...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
52.100 Exam 1C Page 1 Chemistry for the Citizen Exam 1C Tuesday September 18, 2007 Name: _______________________________________ Tear off this page and turn it in with your scantron sheet. Also write the form of your exam on the bottom of your scantron sheet.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
52.100 Exam 1C Page 2 1. The elements Lithium, Li, Sodium, Na, Potassium, K, Rubidium, Rb, and Cesium, Cs are known as a. Alkali metals b. Alkaline Earth metals c. Halogens d. Chalcogens e. Nobel gases 2. Of the following, the particle that carries no electrical charge is a. An electron b. A proton c. A neutron d. A cation e. An anion 3. Two atoms must represent the same element if they both have the same a. Number of electron shells (orbitals) b. Atomic number c. Mass number d. Number of neutrons e. Number of electrons in their outermost shells 4. Almost all of the mass of an atom exists in its a. First quantum shell (orbital) b. Outermost electron shell (orbital) c. Combined electron shells (orbitals) d. Nucleus 5. How many neutrons are in the following atom 88 38 Sr a. 40 b. 88 c. 60 d. 50 e. 38
Background image of page 2
52.100 Exam 1C Page 3 6. In the times of antiquity, scientist did not understand the concept of elements and atoms as we know them today. The four elements of antiquity were a. Flame, water, earth, gas b. Cold, warm, light, dark c. Rock, land, water, sky d. Water, air, fire, earth 7. The region within an atom in which the electron can be found is known as a. Nucleus b. Orbital c. Isotopes d. Pockets 8. How many protons does the element Palladium, Pd contain a. 106 b. 46 c. 27 d. 56 e. 92 9. The element Nitrogen, N has how many valence electrons a. 2 b. 3 c. 4 d. 5 e. 6 10. While the mass of an atom is defined by the combined number of protons and neutrons in an atom, the electrons helps to define the _________ of an atom a. Stability b. Reactivity c. Radioactivity d. Natural state
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
52.100 Exam 1C Page 4 11. How many electrons are in a Sodium, Na cation a. 11 b. 12 c. 10 d. 9 e. 0 12. The cation among the following is: a. Cl b. H2O c. a sodium atom d. Mg 2+ e. Sucrose 13. The number of electrons in the first quantum shell of an atom of oxygen is a. 0 b. 2 c. 4 d. 6 e. 8 14. Both ionic bonds and covalent bonds are produced when atoms: a. Form stable isotopes by transferring neutrons among themselves b. Form stable isomers by transferring electrons among themselves c. Transfer electrons from interior quantum shells to their valence shells d. Complete their valence shells through the transfer or sharing of electrons e.
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/03/2008 for the course CHEM 101 taught by Professor Hawrelak during the Fall '07 term at Bloomsburg.

Page1 / 11

52_100_E1C_key_F07 - Chemistry for the Citizen Exam 1C...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online