Question 11 markMCQSection A

$The main observations while performing the experiment of burning magnesium ribbon in air are : (i) Magnesium ribbon burns with a dazzling white flame. (ii) A white powder is formed. (iii) Magnesium ribbon vapouriess. (iv) Aqueous solution of the white powder turns blue litmus to red.$

The correct answer is (i) and (ii).

Chemical Reactions and Equations

Chemical Reactions and Equations

Options

(A)

(i) and (iv)

(B)

(ii) and (iii)

(C)

(i) and (ii)

(D)

(iii) and (iv)

The correct answer is (i) and (ii).

Magnesium ribbon

dazzling white flame

white powder

magnesium oxide

Hint

$The question is based on the experiment of burning magnesium ribbon in air.$

Quick oral answer

$The magnesium ribbon burns with a dazzling white flame and changes into a white powder, which is magnesium oxide.$

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.

$None$

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$This question carries 1 mark in the CBSE Class 10 Science 2025 examination.$

$This question is from the chapter "Chemical Reactions and Equations" in the CBSE Class 10 Science syllabus.$

$This question covers the topic "Chemical Reactions and Equations" from CBSE Class 10 Science.$

$This is a MCQ question from Section A in the CBSE Class 10 Science 2025 paper.$