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A candidate should have appeared for the Class XII (or equivalent) examination for the first time in either 2024 or 2025 with Physics, Chemistry, and Mathematics as compulsory subjects with a minimum of 75% aggregate marks or in the top 20 percentile in their 10+2 Board Examination conducted by their respective board for General,EWS and OBC ...
The exam has 60 multiple-choice questions (48 single-correct and 12 multi-correct), with a 2-hour time limit. It's held on the last Sunday of November, and the top 400 students (200 each, group A & group B) advance to the Indian National Physics Olympiad (INPHO). The syllabus aligns broadly with up to CBSE Standard 12 Physics.
This is a list of unsolved problems in chemistry. Problems in chemistry are considered unsolved when an expert in the field considers it unsolved or when several experts in the field disagree about a solution to a problem.
The 2025 CBSE board examination for Class 10 were held from 15 February till 18 March and from 15 February till 4 April for class 12. The usual starting time for each exam was 10:30 am( IST ) but depending on the length and/or maximum marks for the subject, the finishing time was either 12:30 pm ( IST ) (2 hours, shorter exams, usually 40-50 ...
The Council of CBSE Affiliated Schools in the Gulf (Arabic: مجلس مدارس سي بي إس إي في الخليج), or CBSE Gulf Sahodaya (English: CBSE Gulf Sahodaya) is a body of 193 principals of Central Board of Secondary Education-affiliated schools [2] [3] in the member states of the Gulf Cooperation Council, namely Bahrain, Kuwait, Oman, Qatar, Saudi Arabia, and the United Arab ...
Later, the results were rescheduled to be declared on June 12, 2015. On 15 June 2015 the Supreme Court asked CBSE to re-conduct the AIPMT 2015 Exam within 4 weeks (by 12 July 2015). After a hearing on the pleas of CBSE, Supreme Court had decided to re-conduct exam on 25 July 2015.
Two separate special awards are given to the students who get the best score in the theoretical and practical examinations. Preparation for the International Chemistry Olympiad demands a high level of understanding and interest in chemistry and an outstanding ability to relate chemical subjects with one another as well as with the practical world.
Recrystallization: In analytical and synthetic chemistry work, purchased reagents of doubtful purity may be recrystallised, e.g. dissolved in a very pure solvent, and then crystallized, and the crystals recovered, in order to improve and/or verify their purity.