Category: MSc.( Inorganic Branch)

After studying this lecture, you will be able to: Know the importance of Cr(III) and which oxidation of Cr between +3 and +6 is more toxic. Discuss the sources of…

After finishing this lecture you will be able: Know the five soil forming factors, and understand how they influence on soil properties Learn about the types and textures of soil…

After finishing this lecture, you will be able to : Understand key terms associated with hazardous waste. Discuss the principles related to listed hazardous waste. Describe different (i.e. Physical, chemical…

  Presently, there are two well-known theories about the mechanism of arsenic contamination in groundwater. These are oxidation and oxy-hydroxide reduction theory. The oxidation theory is so far the accepted…

Mercury is a naturally occurring element that is found in air, water and soil. Human activity is the main cause of mercury release to the environment at a poisonous   level.…

Cadmium(Cd): Cadmium is highly toxic metal. Occurrence: The natural sources of cadmium are volcanic activity, spray from oceans and forest fires. Anthropogenic source: Human activity increases the amount of cadmium…

Introduction: Mercury is a nonessential trace metal constituting 0.00003% by weight of earth crust. It is extracted mainly from its sulfide ore, cinnabar (Hg). The biochemical effect, Toxicity, and Toxicology:…

Treatment for Mercury toxicity: Treatment consists of introducing in the stomach, a source of sulfhydryl rich protein such as milk or raw eggs. As soon as mercury intoxication is suspected…

Arsenic, 33As Introduction: Arsenic is a concoction component with image As and nuclear number 33. Arsenic happens in numerous minerals, as a rule in the mix with sulfur and metals, yet…

Toxicity of lead (Pb): Lead poisoning is a form of metal poisoning due to lead in our body. The human brain is considered the most sensitive. Symptoms can include abdominal…