SOSC 201 INTRODUCTORY PHYSICAL CHEMISTRY (2 Cr 1P)
Introduction to chemical thermodynamics, enthalpy, entropy and free energy; Chemical equilibrium. Solutions of electrolytes and non-electrolytes; ion activities, determination of molecular weights, solubility relationships; Chemical kinetics; Colloids and macromolecules, surfaces and membranes with examples from biological systems (Oyinlola/Nafiu).
SOSC 202 INTRODUCTORY AGRICULTURAL CLIMATOLOGY (2 Cr)
Elements of climate, Equipment and maintenance for standard meteorological stations. The water cycle, Basic laws of radiation. The climate of West Africa. Relations between agriculture and climate with reference to irrigation, crops, livestock, pests and diseases (Abu/Yamusa).
SOSC 203 INTRODUCTORY INORGANIC CHEMISTRY (2 Cr)
Electronic energy levels, periodic law and electron probability distribution. Nature and types of chemical bonds; ionic crystals, polarity of covalent bonds, electrons in molecules, hybrid orbitals and molecular shapes. Acids and bases. Transition metal chemistry and the role of metal ions in biological systems and processes (Oyinlola/Nafiu).
SOSC 204 PRINCIPLES OF SOIL SCIENCE (I) (3 Cr 1P)
Rocks and minerals – their classification and weathering; soil forming factors and soil formation. Soil morphological characteristics, introduction to soil survey and classification. Chemical composition of soils, origin and general charge characteristics of soil colloids (aluminosilicate clays, sesquioxides and organic colloids), cation and anion exchange phenomena, dissolution and precipitation reactions in soil, oxidation-reduction, soil acidity and salinity. Microbial composition of soils, soil organic matter, organic matter decomposition and elemental cycles of N, S and P (Nafiu /Nkechi/ Shobayo)