Chemistry Subfields Quiz
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Questions and Answers

जीवित जीवों पर रसायन विज्ञान किसे कहलाता है?

  • रसायनिक संरचना
  • रसायनिक जीवविज्ञान
  • प्रायोगिक रसायनिक्ता
  • जैव रसायन (correct)
  • मास स्पेक्ट्रोमेट्री का किस उपयोग के लिए बात की गई है?

  • रक्त परीक्षण में
  • रासायनिक पदार्थों के प्रतिक्रिया के मापन में
  • रोशनी और मोलेक्यूलों के बीच परागसंवेदन का मापन करने में (correct)
  • तापमान और दाब के प्रभाव का अध्ययन करने में
  • X-रे क्रिस्टलोग्राफी के माध्यम से किसे स्थापित करने में मदद मिलती है?

  • प्रकारिक संरचना
  • मोलेक्युलर संरचना
  • प्रोटीन संरचना (correct)
  • परमाणु संरचना
  • संपृक्त पदार्थों की शुधि, संघटन, और असंतुलन के लिए कौन-कौन सी तकनीकें प्रमुख होती हैं?

    <p>मॉस स्पेक्ट्रोमेट्री, गैस क्रोमैटोग्राफी, और NMR स्पेक्ट्रोस्कोपी</p> Signup and view all the answers

    किस विज्ञान में पहुंच, संसाधन, और परमाणु संरेखीकरण का अध्ययन होता है?

    <p>सारांशक रसायन</p> Signup and view all the answers

    प्रकाश और मोलेक्युलों के प्रति-क्रिया का मापन किस प्रक्रिया से होता है?

    <p><strong>मॉस स्पेक्ट्रोमेट्री</strong></p> Signup and view all the answers

    किस विज्ञान शाखा में कार्बन यौगिकों और उनके डेरिवेटिव्स की अध्ययन से संबंधित होता है?

    <p>सामान्य रसायन (Organic Chemistry)</p> Signup and view all the answers

    गहन संशोधन के लिए किस रसायनिक शाखा के उपक्रमों का उपयोग किया जाता है?

    <p>अर्द्धिक रसायन (Inorganic Chemistry)</p> Signup and view all the answers

    सिलिकॉन ट्रांजिस्टरों के विकास में कौन सी शाखा क्रियाशील थी?

    <p>अर्द्धिक रसायन (Inorganic Chemistry)</p> Signup and view all the answers

    कौन सी रसायनिक शाखा केमिकल सिस्टम्स के भीतर होने वाले ऊर्जा परिवर्तनों की समझ करती है?

    <p>भौतिक रसायन (Physical Chemistry)</p> Signup and view all the answers

    कौन सी शाखा महत्वपूर्ण संक्रमण प्रतिरोधकता, प्रोटीन, DNA, RNA, मेंथे, carbohydrates, lipids, proteins, aur enzymes की महत्वपूर्णता पर केंद्रित होती है?

    <p>जैव रसायन (Biochemistry)</p> Signup and view all the answers

    'Analytical Chemistry' मुख्यत: क्‍्क्‍््क्‍््््क्‍्््क्‍््््क्‍््-क्‍्-क्‍्-क्‍-क्‍-क्‍-क्‍-क्‍-क्‍ कहलाती है?

    <p><code>Quantitative Analysis</code></p> Signup and view all the answers

    Study Notes

    Chemistry

    Chemistry is the scientific discipline involved with the study of matter and its properties, composition, structure, and interactions. It encompasses several major branches each focusing on different aspects of the field. Here we dive into some of these subfields, exploring the world of organic chemistry, inorganic chemistry, physical chemistry, biochemistry, and analytical chemistry.

    Organic Chemistry

    Organic chemistry deals with carbon compounds and their derivatives, including hydrocarbons, alcohols, carboxylic acids, amines, ethers, aldehydes, ketones, and other types of molecules containing carbon atoms. This branch has applications ranging from pharmaceuticals to fuel production. For example, researchers synthesized aspirin using advanced techniques in organic chemistry during World War I to combat pain and inflammation among soldiers.

    Inorganic Chemistry

    In contrast to organic chemistry, which focuses on carbon compounds, inorganic chemistry looks at non-carbon elements and their compounds. Inorganic materials have distinct properties that make them suitable for various industrial applications such as ceramics, glasses, pigments, and semiconductors. The development of silicon transistors, which revolutionized electronics, can be attributed to inorganic chemistry.

    Physical Chemistry

    Physical chemistry combines concepts from physics, mathematics, and chemistry to understand the energy changes occurring within chemical systems. A well-known example of this is thermodynamics—the study of heat and work interacting with system enthalpy, entropy, and free energy. Through physical chemistry, scientists explore how molecules move, change shape, and react under specific conditions.

    Biochemistry

    Biochemistry applies chemistry principles to living organisms. It examines biological processes at the molecular level, investigating the functional properties of proteins, nucleic acids, carbohydrates, lipids, vitamins, and hormones. Biochemists often use spectroscopy, which involves measuring the interaction between light and molecules, to analyze structures and reactions within cells. An example of this is determining the structure of DNA through X-ray crystallography by Rosalind Franklin, James Watson, Francis Crick, and Maurice Wilkins, which contributed to the understanding of genetic information transfer.

    Analytical Chemistry

    Analytical chemistry uses experimental methods to identify and quantify the chemical components in a sample. Techniques like mass spectrometry, gas chromatography, and nuclear magnetic resonance (NMR) spectroscopy allow chemists to separate, identify, and analyze complex mixtures found in nature, the environment, drugs, food, and forensic evidence. These methods help scientists determine the purity, concentration, and even the molecular structure of unknown compounds.

    Each of these disciplines contributes uniquely to our understanding of the physical and chemical world around us. From medicine to environmental science, technology advancement to everyday products, chemistry touches almost every aspect of modern life.

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    Description

    Explore the world of organic chemistry, inorganic chemistry, physical chemistry, biochemistry, and analytical chemistry through this quiz. Test your knowledge on carbon compounds, non-carbon elements, energy changes in chemical systems, biological processes, and chemical component analysis techniques.

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