Chem+102+Quiz+2b+2010

Chem+102+Quiz+2b+2010 - (5 pts) 2. What are the VSEPR...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Quiz #2 Name b Lab Section: Answer all calculation questions to the correct number of significant figures. Electron Domains Bonding electron domains Non " bonding electron domains Three " dimensional structure Bond angle Geometric shape 2 2 0 A : : 180 o Linear 3 3 0 A : : : 120 o Planar triangular 2 1 <120 o Bent 4 4 0 A : : .. .. 109.5 o Tetrahedral 3 1 <109.5 o Trigonal pyramidal 2 2 <109.5 o Bent 5 5 0 A : : : .. .. 90 o /120 o Trigonal bipyramidal 4 1 >90 o See " Saw 3 2 <90 o T " shaped 2 3 180 o Linear 6 6 0 A : : : : .. .. 90 o Octahedral 5 1 >90 o Square pyramidal 4 2 90 o Square planar 1. How many electrons are in NO 2 -1 ? Draw its Lewis Dot structure and how many electron dense regions are around the central atom.
Background image of page 1

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

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: (5 pts) 2. What are the VSEPR formula and the geometric shape of PBr 3 ? (5 pts) Answer all calculation questions to the correct number of significant figures. 3. Identify all the terms in the Beer-Lambert Law. (2 pts) c l Abs ! ! &quot; # 4. Determine the volume of a 75.0 mM stock you will need to prepare 10.00 mL of a 3.50 mM working standards. (4 pts) 5. Describe the procedure that you will use to prepare the 3.50 mM working standard in problem 4. (4 pts)...
View Full Document

This document was uploaded on 03/10/2011.

Page1 / 2

Chem+102+Quiz+2b+2010 - (5 pts) 2. What are the VSEPR...

This preview shows document pages 1 - 2. Sign up to view the full document.

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