Lecture 1 Fall 2015-Mohanad Shkoor

Welcome to Experimental General Chemistry 1. Chem. 103

Instructor: Dr. Mohanad Shkoor

Email Address: [email protected]

Office hours: 1:00-3:00 (Thursday) for Females Building C-01 Office B201

3.00-4.00 (Monday and Wednesday) for Males BCR Office D221

19/13/2015 CHEM 103 FALL 2015 DR. MOHANAD SHKOOR

Course Materials

Laboratory Manual is available on blackboard under the tab (course content)

Syllabus is available on blackboard under the tab (course syllabus)

Safety Manual is available on blackboard under the tab (safety Guidelines)

Reference

Textbook for general Chemistry: R. Chang and K. Goldsby, Chemistry 11th edition

This power point presentation doesnt replace the course materials posted on BB. You need to carefully read all the materials posted on BB


Course Materials


1st week: Introduction: Laboratory and Chemical Safety and Use of Laboratory Equipment.

2nd/3rd week: Measurements of Mass and Volume

4th week: Nomenclature and Formula Writing

5th week: Qualitative Analysis of Anions

6th week: Qualitative Analysis: Unknown Anions First Practical Exam

7th week: Redox reactions and the Metal Activity SeriesFirst Written Exam

8th week: Synthesis of Alum from Aluminum Metal

9th week: Evaluation of the Universal gas Constant R

10th week: Thermochemistry: Hess Law and the Heat of Formation of MgO

11th week Volumetric Analysis I: Standardization of NaOH Solution

12th week: UV/VIS Spectroscopy and Spectrophotometry:Spectrophotometric Analysis of Potassium Permanganate Solutions.

13th week: Spectrophotometric Analysis of a Commercial Aspirin Tablet.

14th week: Volumetric Analysis II: Determination of Active Ingredients in Commercial Bleach and Vinegar

15th/16th

week:

Final Practical Exam / Final Written Exam

Note: There may be changes differences in the weekly schedule due to statutory holidays and other special occasions, however the sequence of the experiments and exams will be the same.. Any changes in the schedule will be announced on Blackboard.

Grading scheme: Points First Practical Exam 10

Final Practical Exam 15

First Written Exam 10

Final Written Exam 15

Pre-Lab Quizzes 15

Notebook and Evaluation of Laboratory Practice 10

Reports 25

Total 100

Course Materials


Before coming to the lab

Print out the report page for the experiment and bring with you to the lab.

Bring a medium size hard-cover notebook

A white lab coat.

Safety in Lab

Chemistry Laboratory contains many potentials risks

Keep yourself and your colleagues informed about safety rules. Report any violation of these rules

Abide by safety guidelines

Locate the safety equipment


Safety in Lab

Safety equipments


Shower& eye wash fountains fire extinguishers fire blankets first aid kit

Safety in Lab


Safety in Lab

Protect your eyes. Wear goggles at all times. No contact lenses


Safety in Lab

Wear your lab coat


Safety in Lab

Tie long hair (hijab) back. Keep your hair/hijab out of burner flames and harmful liquids


Safety in Lab

Wear shoes that cover all of your feet


Safety in Lab

AGAIN AND AGAIN

Wear your lab coat in the lab, Goggles and Gloves

Personal Protective Equipment (PPE)

Goggle

Gloves

Lab coat


Safety in Lab

Do not eat or drink in the laboratory and do not taste any chemical


Safety in Lab

Do not smell chemicals directly. Use your hand to waft the odor to your nose


Safety in Lab

Do not pipet solutions by mouth. Use a rubber suction bulb or special pipette filler


Safety in Lab

When heating in a test tube, do not direct it to your face or neighbor.


Safety in Lab

Use tube holders while heating chemicals in the tube

Do not put flammable liquids near an open flame


Safety in Lab

Chemistry laboratory is not a place for games


Safety in Lab

Do not carry out or watch unauthorized experiments.

Do not work in the laboratory in the absence of your laboratory instructor or his/her authorized representative.

Use a fume hood when required.


Safety in Lab

Report any accident or a chemical spillage immediately to your lab instructor.

Do not violate any other safety rules given in this manual or issued by your laboratory

instructor.

Wash your hands before leaving the laboratory.


Laboratory Housekeeping

Clean up broken glass immediately with a broom and a dustpan. Do not use your hands. Special containers may be provided for disposal

Clean up solid and liquid spillage immediately. Ask for the cleanup procedure.



Do not bring stock chemicals to your laboratory bench.

Take only the needed chemicals for your experiment.



Read the label on a bottle carefully. Is it the correct chemical?



Never return an unused chemical to a stock bottle.

Never switch lid of chemicals. This will lead to serious contaminations.

Do not insert a pipet or medicine dropper into a stock bottle.

Avoid contamination by pouring the liquid into one of your

test tubes, flasks, or beakers before taking a sample.

Use special care with stoppers or tops of stock bottles. Keep them clean



Use labeled waste container provided to dispose unwanted chemicals

Do not pour any chemical into the sink


Laboratory Glassware and Equipments

Please refer to the lab manual for detailed information about glassware

Graduated cylinders



Graduated cylinders


Volumetric flasks


Graduated cylinders

Erlenmeyer flasks


Bchner funnel Funnels

Lecture 1 Fall 2015-Mohanad Shkoor

Documents

Transcript of Lecture 1 Fall 2015-Mohanad Shkoor