Chem 1210 Quiz #2A 9/9/02 Dr. B. Jackson

21. Code A

22 - 28 Given the following information

17 -2

X

8

22. The atomic number is a) 6 b) 8 c) 9 d) 10 e) 17

23. The atomic mass is _______amu. a) 8 b) 9 c) 10 d) 17 e) 25

24. The number of protons is a) 6 b) 8 c) 9 d) 10 e) 17

25. The number of electrons is a) 6 b) 8 c) 9 d) 10 e) 17

26. The number of neutrons a) 6 b) 8 c) 9 d) 10 e) 17

27. This is a(n) __________ a) anion b) bunion c) cation

28. What element is represented here?

a) Ar b) B c) Cl d) O

29. Which of the following elements is a noble gas?

a) Ar b) B c) Cl d) O e) H

30. Which element is in the same family as sulfur (S)?

a) P b) O c) Ca d) Mg

Ans: 21a; 22b; 23d; 24b; 25d; 26c; 27a; 28d; 29a; 30b

Wednesday, March 21, 2007 01:28:01 PM