WebThe first thing to remember is to understand the UPSC syllabus for chemistry There are two papers for the optionals. Each paper is of 250 marks making it a total of 500 marks. The major branches in paper-I are physical chemistry and inorganic chemistry.
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WebApr 13, 2024 · All India Exams Notes. Indian Geography; World Geography; India & World History; RAJASTHAN ALL EXAMS NOTES. 1st / 2nd Grade Teacher; RAS Exam Notes; Reet Exam Notes; UPSC Study Material. Upsc Prelims Test Series; Drishti Ias Notes; Vision Ias Classnotes; Upsc Handwritten Notes; Online Test Series. SSC CGL; SSC … WebJan 18, 2024 · NDA Study Material 2024: Download Subject Wise NDA Notes PDF. Get the NDA study material 2024 here for the upcoming exam preparation. Check the subject-wise NDA notes PDF for History, Geography, Chemistry, Physics, etc., to ace the exam with flying colours. NDA Study Material 2024 is a must-have for candidates who are planning … healthy families prince george\u0027s county
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Web4. Drawbacks of nanomaterials in chemistry. · Nanoparticles are unstable when they contact with oxygen. · Their exothermic combustion with oxygen can easily cause explosion. · Because nanoparticles are highly reactive, they inherently interact with impurities as well. · Nanomaterials are usually considered biologically harmful and toxic. WebFeb 14, 2024 · These notes are prepared on the important history topics of the UPSC Syllabus. It will help in the quick revision of prelims and GS 1 of UPSC Mains topics. The most important sources of History are NCERT Books. Aspirants should read History from NCERT Books for UPSC to prepare for the IAS Exam. WebApr 14, 2024 · Tamil Nadu’s famous Cumbum Panneer Thratchai, also known as Cumbum grapes, has received the Geographical Indication (GI) tag. The Cumbum valley in Tamil Nadu is known as the ‘Grapes City of South India’ and cultivates the Panneer Thratchai, a variety also known as Muscat Hamburg that constitutes almost 85% of the grape-growing … healthy families primary care