Explore chemical bonds—covalent, ionic & hydrogen bonds explained with examples. Learn how atoms bond to form molecules. Essential for chemistry students!
Sameera Bandara
(MSc./ MBA/ BSc.)
Highly skilled and results-oriented R&D Scientist with extensive experience in analytical chemistry, laboratory research, and process optimization. Proven expertise in utilizing advanced analytical techniques and instrumentation, including GC-FID/ECD, GC-MS, HPLC-DAD/FLD/ELSD, HPLC-MS/MS, ICP-OES, FTIR and UV-VIS, to troubleshoot product issues, develop chemistry protocols, and support manufacturing processes. Adept at leading technology evaluations, scale-up processes, and providing technical support to enhance product quality and operational efficiency. Strong background in developing test methods, analyzing complex data, and collaborating on research projects with academic and industry experts. Committed to advancing scientific knowledge and improving chemical processes.
11 Articles
Understand periodic table trends like electronegativity, ionization energy, atomic radius, and more—clearly explained with diagrams and examples.
Follow protocols, wear PPE, handle chemicals carefully, and maintain clean workspaces to prevent accidents and ensure a safe lab environment.
The Law of Attraction is a powerful universal principle that suggests the energy you put into the world whether positive or negative will eventually return to you in some form. This concept has fascinated individuals for centuries, from spiritual seekers to self-help enthusiasts, all hoping to harness its power to manifest their desires, dreams, and goals. But how exactly does it work? Let’s take a closer look at the Law of Attraction and explore how you can apply it to transform your life.
Biodegradable plastics are gaining interest as they reduce environmental harm and offer a sustainable solution to plastic waste.
Green chemistry, sometimes referred to as sustainable chemistry, is a cutting-edge method of chemical research and production that seeks to improve sustainability and reduce environmental effect.
Iodometric titration is based on the reaction between iodine and sodium thiosulfate. Iodine present in iodized salt is released and reacts with a titrant, allowing for the quantitative measurement of iodine content.
FTIR (Fourier Transform Infrared Spectroscopy) is a technique utilized for the identification of organic materials, polymers, and certain inorganic compounds.
Titration is a widely employed analytical technique utilized for the quantification of analytes in solution.
Gas chromatography (GC) is a widely used analytical method and it is used to identify qualitatively and quantitatively analytes in the gas, liquid, or solid samples.
One of the fundamental methods in analytical chemistry is High-Performance Liquid Chromatography (HPLC). The technique is used to separate analytes from a mixture of chemicals.
