CBSE 12th
Get insights from 39.2k questions on CBSE 12th, answered by students, alumni, and experts. You may also ask and answer any question you like about CBSE 12th
Follow Ask QuestionQuestions
Discussions
Active Users
Followers
New answer posted
11 months agoBeginner-Level 5
Students who are preparing for NEET and JEE needs to understand preparation stretagy for better preparation and better scores. Students should focus on understanding the core concepts, memorizing important formulas, and solving a wide variety of MCQs and numerical problems for NEET and JEE preparation. There are several topics which are important like the first law, adiabatic vs. isothermal processes, work done in various processes, and heat engine efficiency are highly testable. Drawing P-V diagrams, solving previous years' questions, and watching animated visualizations can also strengthen understanding.
Students must use refere
New answer posted
11 months agoBeginner-Level 5
The BCECE 2026 application form is expected to be released in the first week of April 2026. The total duration of the application process will be around a month. Accordingly, the last date to fill the application form is likely to be scheduled in the first week of May 2026. Based on student requests, the exam authorities may extend the last date of application. The application process will be completely online, including the fee payment process. Actual dates will be provided as and when the notification is released.
New answer posted
11 months agoBeginner-Level 5
Chapter 10 Biomolecules of Class 12 Chemistry includes several important topics which are frequently asked in the state and cbses board exams. The most important topics in the Biomolecules chapter include the classification and structure of carbohydrates (monosaccharides, disaccharides, polysaccharides), amino acids and proteins (including peptide bond formation), enzymes and their characteristics, nucleic acids (DNA and RNA structure and components), and vitamins with their types and deficiencies.
Questions often focus on structural identification, naming, and functions of biomolecules, as well as simple reactions like hydrolysis
New answer posted
11 months agoBeginner-Level 5
Biomolecules are organic compounds essential to life, found in all living organisms. Biomolecules include carbohydrates, proteins, lipids, nucleic acids, enzymes, and vitamins.
NCERT Class 12 Chemistry chapter 10 Biomolecules covers the molecular basis of life, including the structure, types, and functions of each biomolecule. This chapter is important because it connects chemistry to biology and helps students understand metabolism, heredity, and biochemical reactions. It also forms the foundation for higher studies in medicine, biochemistry, and biotechnology. Biomolecules are also frequently tested in CBSE board exams and compet
New answer posted
11 months agoContributor-Level 10
The Indian Railway provides jobs on the basis of the scores obtained in the RRB exam. The upper age limit to appear for the exam is 33 years for candidates belonging to the general category. However, there are relaxations for the candidates in the OBC, SC/ST, and PWD categories. To apply, visit the official website. If the applications for the exam are open, fill out the form with all the required documents and fees. You can find the complete details at RRB Exams 2025: NTPC, Group D, ALP Notification, Exam Date, Admit Card, Vacancy & Results.
New answer posted
11 months agoContributor-Level 10
You can find the Class 12th CBSE Previous Year question papers on the official CBSE website. You can also find the sample papers in libraries and the local book stores three months before the exam. PYQs can also be found on the websites of various academies, such as Allen or PW.
New answer posted
11 months agoBeginner-Level 5
You can access the old Hindi question paper on the CBSE boards on the official website. There you would be getting all the papers, no need to look up on an external website.
New answer posted
11 months agoContributor-Level 10
Yes, candidates can apply for admission in NIMC Delhi for BJMC through the merit secured in Class 12 exams. As long as the candidate has passed their Class 12 they are eligible for admission into the programme. If the score is as high as 55%, there won't be much trouble a candidate will have to go through to secure admission as candidates can apply for direct admission at the institute.
New answer posted
11 months agoBeginner-Level 5
Chapter 9 Amines of class 12 chemistry is really important part of organic chemistry. Several questions are asked related to Amine preparation methods in CBSE Boards and other state board exams. Here are several methods to prepare Amine in labs, check below;
Reduction of nitro compounds, nitriles, and amides
Ammonolysis of alkyl halides
Gabriel Phthalimide synthesis
Hoffmann bromamide degradation
Students can check the ncert solutions for Class 12 Chemistry Amines, to better understand the question types and concepts asked in the exams.
New answer posted
11 months agoBeginner-Level 5
Students can check Class 12 Chemistry Chapter 9 Amines NCERT Solutions, which can help you know name chemical reactions crucial for CBSE Board Exams and Competitive Exams like JEE and NEET:
Gabriel Phthalimide Synthesis – Used to prepare primary amines from phthalimide via hydrolysis.
Hoffmann Bromamide Degradation Reaction – Converts amides to primary amines with one less carbon atom using Br? and NaOH.
Carbylamine Reaction – A test for primary amines where they react with chloroform and KOH to form isocyanides (foul-smelling).
Acylation and Alkylation of Amines – Involves the reaction of amines with acid chlorides or alkyl h
Taking an Exam? Selecting a College?
Get authentic answers from experts, students and alumni that you won't find anywhere else
Sign Up on ShikshaOn Shiksha, get access to
- 66k Colleges
- 1.2k Exams
- 687k Reviews
- 1800k Answers