The main observations while performing the experiment of burning magnesium ribbon in air are :
(i) Magnesium ribbon burns with a dazzling white flame.
(ii) A white powder is formed.
(iii) Magnesium ribbon vapouriess.
(iv) Aqueous solution of the white powder turns blue litmus to red.
The main observations while performing the experiment of burning magnesium ribbon in air are :
(i) Magnesium ribbon burns with a dazzling white flame.
(ii) A white powder is formed.
(iii) Magnesium ribbon vapouriess.
(iv) Aqueous solution of the white powder turns blue litmus to red.
Options
The correct answer is (i) and (ii).
Marking Scheme
- 11 mark
Hint
The question is based on the experiment of burning magnesium ribbon in air.
Quick Oral Answer
The magnesium ribbon burns with a dazzling white flame and changes into a white powder, which is magnesium oxide.
Analysis & Explanation
The question asks for the main observations while performing the experiment of burning magnesium ribbon in air. The correct answer is (i) and (ii) because magnesium ribbon burns with a dazzling white flame and changes into a white powder, which is magnesium oxide.
Common Mistakes
- 1None
Interesting Facts
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Frequently Asked Questions
How many marks does this question carry in CBSE Class 10 Science 2025?
This question carries 1 mark in the CBSE Class 10 Science 2025 examination.
Which chapter does this question come from in Science?
This question is from the chapter "Chemical Reactions and Equations" in the CBSE Class 10 Science syllabus.
What topic does this question cover in Science?
This question covers the topic "Chemical Reactions and Equations" from CBSE Class 10 Science.
What type of question is this in the CBSE Class 10 Science 2025 paper?
This is a MCQ question from Section A in the CBSE Class 10 Science 2025 paper.