একাডেমিক IELTS (ব্যান্ড 8 এবং তার উপরে) - Chemistry

a substance that is dissolved in a solvent, resulting in a solution

দ্রবীভূত পদার্থ

a substance that takes part in and undergoes a chemical reaction, leading to the formation of new products

প্রতিক্রিয়াশীল, রিজার্ভ

(chemistry) a substance that causes a chemical reaction to happen at a faster rate without undergoing any chemical change itself

ক্যাটালিস্ট, ক্যামিক্যাল ক্যাটালিস্ট

the acceleration or facilitation of a chemical reaction by a substance (catalyst) that remains unchanged at the end of the reaction

ক্যাটালিসিস, রসায়নিক ত্বরান্বিত

a chemical bond where atoms share electrons to form a stable molecule

কোভালেন্ট বন্ধন, কোভ্যালেন্ট বন্ধন

any of two or more compounds having the same molecular formula but different arrangements of atoms and, consequently, different properties

আইসোমার

a large molecule composed of repeating structural units, or monomers, covalently bonded together in a chain-like structure

পলিমার

a molecule that can chemically bond with other molecules to form a polymer

মোনোমার

a compound composed of hydrogen and carbon atoms, with the simplest form being alkanes, alkenes, or alkynes

হাইড্রোকার্বন

a chemical compound derived from the reaction between an alcohol and an organic acid, typically with the elimination of water

এস্টার

an organic compound with a carbonyl group (C=O) bonded to a hydrogen atom and another carbon atom, commonly found in essential oils and used in various chemical processes

অ্যালডিহাইড

a compound with a hydroxyl group (-OH) attached to a carbon atom, widely used as solvents, fuels, and in pharmaceutical and chemical synthesis

অ্যালকোহল, অ্যালকোহলের

an organic compound with a carbonyl group (C=O) bonded to two carbon atoms, commonly found in solvents, pharmaceuticals, and flavorings

কেটোন

a chemical reaction where electrons are transferred between substances

অক্সিডেশন-হ্রাস প্রতিক্রিয়া, রেডোক্স প্রতিক্রিয়া

the concentration of a solute in a solution, measured in moles per liter (mol/L or M)

মোলারিটি

a substance that, when dissolved in a solution, produces ions and enables the conduction of electric current

ইলেকট্রোলাইট

a thermodynamic quantity representing the total heat content of a system, commonly denoted as H

এনথেলপি

a thermodynamic measure of the degree of disorder or randomness in a system, denoted by S

এনট্রপি

a mixture where small particles of one substance are evenly dispersed in another substance, typically intermediate in size between solution and suspension particles

কলোইড

the gradual destruction of materials by chemical reaction, usually of metals

জারণ, ক্ষয়

any substance with a pH of more than seven that neutralizes acids creating salt and water

আল্কালি, ঘনত্ব