Chem-1104: Qualitative Inorganic Analysis Sessional-I

Credit Hour: 01

Year: First

Term: I

Rationale:

This course is designed to gather idea about laboratory apparatus as well as qualitative analysis.

Course Objectives:

·         To introduce various common apparatus and reagents used in chemistry laboratory

·         To teach how to prepare standard solution

·         To enable the students identifying the cations and anions in ionic compounds

Intended Learning Outcomes

(ILOs)

Course Content

At the end of the course the students will be able to-

1.        maintain the proper procedures and regulations for safe handling and use of chemicals

2.        apply basic process calculations and calculates for various strength chemical solution

3.        write and present formal laboratory reports on the results of chemical experiments. this includes computation, error analysis, and graphic data displays

4.        identify individual ions

1.      Introducing some common apparatus and reagents:

a)      Use of balance

b)      Use of graduated glassware

c)      Water for laboratory use

d)     Reagents and standard solution.

2.      Some basic techniques:

a)      Preparation of the substance for analysis and weighing the Sample.

b)      Preparation of the solution of the sample.

3.      Systematic qualitative analysis of inorganic substances

a)      Physical appearance

b)      Preliminary dry test

c)      Wet test

4.      Removal of interfering acids for systematic examination of bases in solution.

5.        Analysis of insoluble substances.

Chem-1103: Periodic Table and Chemical Bonding

Credit Hour: 03

Year: First

Term: I

Rationale:

The course is designed to provide students with the knowledge required for careers & higher education about periodic table and bonding in inorganic chemistry.

Course Objectives:

·         To provide students with a theoretical foundation of atomic structure

·         To familiarize the variations of properties within periods and groups

·         To introduce the basic concept of covalent, ionic and metallic bonding

Intended Learning Outcomes

(ILOs)

Course Content

Section-A

At the end of the course the students will be able to-

1.      discuss about the nature and composition of matter and various atomic theory

2.      explain electronic configuration of atoms with necessary principles and rules

3.      illustrate the classifications of the elements in the periodic table

4.      analyze variations of properties within periods and groups

5.      classify bonds in common compounds along the continuum of purely covalent to purely ionic

6.      describe the nature of the bonding in ionic and covalent compounds.

7.      use the valence-shell electron pair repulsion (VSEPR) theory to predict the parent structure, approximate bond angles, and molecular shape of a molecule or polyatomic ion

1.      Introduction: The fundamental laws of Chemistry, the nature and composition of matter, the atomic theory.

2.      Structure of the Atom: Atomic structure, Rutherford‘s atom model, fundamental particles of atom, atomic spectra and electronic structure, Bohr‘s model of the atom, origin of hydrogen spectrum, quantum numbers, Bohr-Sommerfield model.

3.      Wave Mechanical approach of Atomic Structure: Wave nature of electron, the Schrodinger wave equation, the nature of atomic orbital: Heisenberg Uncertainty principle, Pauli exclusion principle, Hund‘s rule, Aufbau principle, electronic configuration of atoms.

4.      Periodic Table and Periodic properties: Periodic law, classification of the elements in the periodic table, variation of properties within periods and groups: atomic sizes, ionization energy, electron affinity, electro negativity etc.

Section-B

5.      Introduction to Bonding: Overview definition of bond, types of bond, transition between main types of bonding, comparison among intra-molecular forces.

6.      Ionic Bonding: General properties of ionic bond, structure of ionic compounds, ionic radii, radius ratio rules, lattice energy and Born Haber cycle, application of lattice energies, stability of solids, Fazan‘s rule, covalent character of ionic bond and polarization effects.

7.      Covalent Bonding: Introduction of covalent bond, Lewis and Sedgwick-Powel theory, valence shell electron pair repulsion (VSEPR) theory, hybridization, resonance concept , bond polarity and dipole moment.

8.      Metallic Bonding: Favorable condition of metallic bond, general properties of metals, theories of bonding in metals: free electron theories, valence bond theory and molecular orbital theory, conductors, insulators, semiconductor and superconductivity, alloys.