Exam1_2009 - Chem. 1310 Summer 2009 Exam 1 Name (Print)_...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Chem. 1310 Summer 2009 Exam 1 Name (Print)___________________________ Section #_____________or TA __________ Page 1 of 5 Multiple Choice: [4 pts each] 1. Which of the following is not the correct chemical formula for the compound named? A) NH 4 (OH) 2 ammonium hydroxide B) KNO 3 potassium nitrate C) Fe 2 O 3 iron(III) oxide D) BaS barium sulfide E) Mg(C 2 H 3 O 2 ) 2 magnesium acetate 3 1.5 4.11 12.0 C 49.32 = 2. Adipic acid contains 49.32% C, 43.84% O, and 6.85% H by mass. What is the empirical formula for adipic acid? A) C 2 HO 3 B) C 3 HO 3 2 1 2.74 16.0 43.84 O = C) C 3 H 3 O 4 D) C 3 H 5 O 2 5 2.5 85 . 6 1.0 6.85 H = E) C 3 H 5 O 4 3. The element promethium (Pm) was discovered in 1947. The number of neutrons in a 145 Pm nucleus is A) 145 B) 84 N=A-Z = 145-61 C) 61 D) 86 E) 206 4. How many electrons does the species 58 Ni 2+ have? A) 32 B) 26 C) 28 D) 30 E) 56 5. How many electrons can be described by the quantum numbers n = 1, l = 3, m l = 1? A) 0 B) 2 C) 6 for n =1, l can only be 0 , NO electrons can have this set D) 10 E) 14 6. The electron configuration for an atomic species is 1s 2 2s 2 2p 6 3s 2 3p 6 . This species is A) All of the below B) None of the below C) Ca 2+ D) Cl - E) Ar
Background image of page 1

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

View Full DocumentRight Arrow Icon
Chem. 1310 Summer 2009 Exam 1 Name (Print)___________________________ Section #_____________or TA __________ Page 2 of 5 7. For the elements Cs, F, and Cl, the order of increasing electronegativity is: A) F<Cl<Cs B) Cs<Cl<F C) Cl<Cs<F D) F<Cs<Cl E) none of these 8. Which of the following formulas would be predicted for a compound between arsenic and hydrogen?
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 07/07/2009 for the course CHEM 1310 taught by Professor Cox during the Spring '08 term at Georgia Tech.

Page1 / 5

Exam1_2009 - Chem. 1310 Summer 2009 Exam 1 Name (Print)_...

This preview shows document pages 1 - 3. Sign up to view the full document.

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