प्राकृतिक विज्ञान SAT - रसायन विज्ञान
यहां आप रसायन विज्ञान से संबंधित कुछ अंग्रेजी शब्द सीखेंगे, जैसे "पॉलीमर", "आइसोटोप", "रिएक्टिव", आदि जिनकी आपको अपने एसएटी में सफलता प्राप्त करने के लिए आवश्यकता होगी।
समीक्षा करें
फ्लैशकार्ड्स
वर्तनी
प्रश्नोत्तरी
a large molecule composed of repeating structural units, or monomers, covalently bonded together in a chain-like structure
पॉलीमर
each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, leading to variation in atomic mass
इज़ोटोप
containing or relating to a dangerous form of energy produced by nuclear reactions
रेडियोधर्मी
a chemical bond where atoms share electrons to form a stable molecule
सहसंयोजक बंधन
a type of chemical bond between two atoms involving the sharing of two pairs of electrons, resulting in a stronger and more stable connection than a single bond
डबल बंधन
defining substances or surfaces that have a strong attraction to water molecules, allowing them to easily absorb or interact with water
हाइड्रोफिलिक
characterized by substances or surfaces that repel water molecules, showing little or no affinity for water
जल-भीति से संबंधित
a chemical reaction that releases heat energy to its surroundings, typically resulting in a temperature increase
उष्माक्षेपी प्रतिक्रिया
a chemical process that absorbs heat energy from its surroundings, often resulting in a temperature decrease
एंडोथर्मिक प्रतिक्रिया
the weighted average mass of an atom of an element, taking into account the masses of all its naturally occurring isotopes
परमाणु भार
the total mass of all the atoms in a single molecule of a substance
मॉलिक्यूलर मास्स
the total number of protons and neutrons in the nucleus of an atom
जन अंक
a fundamental unit in chemistry that represents the amount of substance containing as many entities (atoms, molecules) as there are in 12 grams of carbon-12
तिल
a container usually made of glass or plastic used in chemistry and laboratory
बीकर
a laboratory tool used to measure and transfer small volumes of liquid
विंदुक
a device that spins samples to separate components based on density
अपकेंद्रित्र
a special paper treated with chemicals that change color in response to certain conditions, used to test for the presence of specific substances or measure pH levels
संकेतक कागज
a tabular arrangement of chemical elements organized based on their atomic number, electron configuration, and recurring chemical properties
आवर्त सारणी
the process where calcium or calcium salts accumulate in a tissue, making it hard and rigid
कड़ा हो जाना
a laboratory method used to determine the concentration of a substance in a solution by gradually adding a reagent of known concentration until a reaction is completed
टाइट्रेट करना
the process by which microorganisms convert carbohydrates into alcohol, acids, or gases
किण्वन
the measure of how much of a substance is present in a certain volume of solution
एकाग्रता
a device used to analyze the chemical composition of small samples at a microscopic scale
सूक्ष्म जांच
a type of metallic material composed of three or more elements mixed together in varying proportions
बहुघटक मिश्रधातु
a group of atoms bonded together that behaves as a single unit within a molecule
a test that measures the presence, amount, or activity of a specific substance in a sample, often used in scientific and medical research
परख
a state in a chemical reaction where the forward and reverse reactions occur at the same rate, resulting in no net change in the concentrations of reactants and products
संतुलन
(chemistry) the process of separating a liquid or solution into its parts by passing electricity through it
इलेक्ट्रोलीज़
to make a solution or mixture weaker or less concentrated by adding more liquid
पतला करना
to disperse fine particles throughout a fluid so they remain evenly distributed without settling
लटकाना
the process of dispersing or dissolving a substance into a solvent to form a homogeneous solution
solubilization
the arrangement, composition, and characteristics of a material at a microscopic level
सूक्ष्म
a tiny, tube-shaped structure made of carbon atoms, with remarkable strength and electrical properties
नैनोट्यूब
heated to a liquid state due to high temperatures
गली हुई धातु का बनाया हुआ
a phase is a distinct form of matter with uniform chemical and physical properties, separated from other forms by boundaries
अवस्था
denoting substances with a highly organized molecular structure, akin to crystals
बिल्लौरी
a scientist who studies the structure and properties of crystals
स्फटिक-रचना
a scientist who studies the chemical composition and processes of celestial bodies to understand the formation and evolution of the universe
ब्रह्माण्डरसायनज्ञ
a laboratory technique used to separate and analyze mixtures of substances based on their differential affinities for a stationary phase and a mobile phase
क्रोमैटोग्राफी
a type of radioactive decay where a nucleus emits a beta particle (electron or positron) to transform a neutron into a proton or vice versa
बीटा क्षय
weak attractive forces between molecules or atoms, arising from temporary or induced dipoles
वैन डेर वाल की सेना
a scientist or engineer who specializes in the study and production of metals and alloys, including their properties, processing methods, and applications
धातुशोधन करनेवाला
the process by which molecules of a substance adhere to the surface of a solid or liquid, forming a thin film or layer
सोखना
a renewable, alternative fuel made from organic materials such as vegetable oils, animal fats, or recycled cooking grease
बायोडीजल
a specific composition of a mixture of substances, typically metals or alloys, where the melting point is at its lowest possible temperature under atmospheric pressure
गलनक्रांतिक