Class 10th Science Session 2022-23 Class 10 Science Terminal Exams MCQ Solutions Class X Science MCQ Extra Questions Answers 10th Science Terminal Exam Based MCQ Extra Questions
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Class 10 Science Terminal Exams MCQ Solutions Class X Science MCQ Extra Questions Answers 10th Science Terminal Exam Based MCQ Extra Questions Class 10th Science Session 2022-23
Vanilla essence can be used as an acid base indicator by visually impaired students as it is an olfactory indicator whose smell changes in acidic or basic media.
(i)it is an endothermic reaction (ii) it is an exothermic reaction (iii) the pH of the resulting solution will be more than 7 (iv) the pH of the resulting solution will be less than 7
During combustion of petroleum gas (which is liquified), it forms carbon dioxide (CO₂) and water.