So iron, Fe, reacts with oxygen in the air, O2, to make iron oxide: Fe2O3. Let’s try it with another reaction. When solid magnesium reacts with sulfuric acid solution, it fizzes as a gas is ...

The CBSE Class 10 Science Exam 2025 was held on February 20, 2025. As per the initial student reactions, the paper was of moderate difficulty level. To help the students in assessing their performance ...