HOMEWORK CHAPTER 2 KEY

HOMEWORK CHAPTER 2 KEY - HOMEWORK CHAPTER 2 KEY A 46 Write...

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

View Full Document Right Arrow Icon
HOMEWORK CHAPTER 2 KEY 46. Write the atomic symbol ( X A Z ) for each of the isotopes described below. a. number of protons = 27, number of neutrons = 31 b. the isotope of boron with mass number 10 c. Z = 12, A = 23 d. atomic number 53, number of neutrons = 79 e. Z = 9, number of neutrons = 10 f. number of protons = 29, mass number = 65 50. Symbol # of Protons # of Neutrons # of Electrons Net Charge + 2 53 26 Fe 26 33 3+ 85 125 86 13 14 10 76 54 2- 54. For each of the following atomic numbers, use the periodic table to write the formula (including the charge) for the simple ion that the element is most likely to form in ionic compounds. a. 13 b. 34 c. 56 d . 7 e . 8 7 f . 3 5
Background image of page 1

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

View Full DocumentRight Arrow Icon
parts e-h. a. Hg 2 O b. FeBr 3 c . C o S d. TiCl 4 e. tin (II) nitride f. cobalt (III) iodide g . m e r c u r y ( I I ) o x i d e h. chromium (VI) sulfide 64. Name each of the following compounds: a. HC 2 H 3 O 2 b. NH 4 NO 2 c. Co 2 S
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 07/22/2008 for the course CHEM 105A taught by Professor Bau during the Summer '04 term at USC.

Page1 / 4

HOMEWORK CHAPTER 2 KEY - HOMEWORK CHAPTER 2 KEY A 46 Write...

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