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 ...

Prepare for CBSE Class 10 Social Science Board Exam 2026 with 50 high-scoring MCQs and a complete answer key based on the ...

Prepare for the CBSE Class 10 Social Science Pre-Board Exam 2026 with our curated list of Top 50 Essential Multiple Choice ...

CBSE Board Exams 2026: Schools advised to follow pre-board answer-writing instructions. Class 10 Board Exams 2026: The Central Board of Secondary Education (CBSE) has issued an important circular for ...

According to academic experts, the Science paper in the 2026 board exams is expected to be relatively more challenging due to ...

CBSE has introduced new rules for Class 10 Science and Social Science exams. Students must now write answers only in their designated sections. Examiners will not award marks for answers placed in the ...

CBSE Class 10 passing criteria: Class 10 students must achieve an overall score of at least 33% in each subject, combining theory and internal assessment. Passing in at least 5 subjects, including 2 ...