Atoms and Molecules, NCERT Solutions & Sample Papers, Class 9th, Science CBSE

Solutions For All Chapters Science Class 9 Question 1. A 0.24 g sample of compound of oxygen and boron was found by analysis to contain 0.096 g of boron and 0.144 g of oxygen. Calculate the percentage composition of the compound by weight. Answer: Boron and oxygen compound —> Boron + Oxygen 0.24 g —> […]

MCQ’s For All Chapters – Science Class 9th 1. There will be total 24 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the […]

MCQ’s For All Chapters – Science Class 9th 1. There will be total 14 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the […]

MCQ’s For All Chapters – Science Class 9th 1. There will be total 24 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the […]

Q. 1 – Page 32 – Atoms and Molecules – Class 9th Q. 2 – Page 33 – Atoms and Molecules – Class 9th Q. 3 – Page 33 – Atoms and Molecules – Class 9th Q. 4 – Page 33 – Atoms and Molecules – Class 9th Q. 1 – Page 35 – Atoms […]