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Science · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 1 · Q2
In the given experimental set-up, if the experiment is carried out separately with each of the following solutions the cases in which the bulb will glow is/are :
(i)Dilute hydrochloric acid(ii)Dilute sulphuric acid(iii)Glucose solution(iv)Alcohol
In the given experimental set-up, if the experiment is carried out separately with each of the following solutions the cases in which the bulb will glow is/are :
(i)
Dilute hydrochloric acid
(ii)
Dilute sulphuric acid
(iii)
Glucose solution
(iv)
Alcohol
Official answer
From CBSE’s own marking scheme for this paper.
(C)
(i) and (ii)
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CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.