4.Question: Consider the reactions of dilute hydrochloric acid with the following metals: Aluminium, Copper, Iron, Magnesium and Zinc. The correct observation is: (A) Most vigorous reaction with ...
CBSE 10th Science Question Paper 2025 PDF: The Central Board of Secondary Education (CBSE) exams started on February 15, 2025 (Saturday). Here is the free PDF of the question paper of the CBSE Board ...
PSEB 10th Science Exam 2025: The Punjab School Education Board (PSEB) conducted the Class 10 Science exam on March 27, 2025. Students who appeared for the exam can now access the PSEB Class 10 Science ...
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