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Science · 2025 · 1 mark
CBSE 2025 · Region 5 · Set 1 · Q7
If we make carbon skeleton with four carbon atoms, the two different possible skeletons will be
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From CBSE’s own marking scheme for this paper.
(B)
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CBSE Class 10 Science past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.