Answers provided with explanation. Q1–Q10 Q11–Q20 Q21–Q30 Answers with Explanations Q1–Q10 Q11–Q20 Q21–Q30
Tag: chemistry 10th cbse mcq
30 + 30 MCQs from “Chemical Reactions and Equations” chapter in CBSE Class 10 board exams |15 years,
MCQs from CBSE Board (2009–2024) 1. (2024)Which gas is used in packaging oil-containing food items?A) CO₂ B) O₂ C) N₂ D) HeAnswer: C (Nitrogen) 2. (2023)Which of the