Pratyush Took Sulphur Powder on a Spatula and Heated It. He Collected the Gas Evolved by Inverting a Test Tube Over It, as Shown in Figure Below. - Science

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 Pratyush took sulphur powder on a spatula and heated it. He collected the gas evolved by inverting a test tube over it, as shown in figure below.

(a) What will be the action of gas on
(i) dry litmus paper?
(ii) moist litmus paper?
(b) Write a balanced chemical equation for the reaction taking place.

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(i) There will be no action on dry litmus paper.

(ii) The colour of litmus paper will turn red because sulphur is a non-metal and the oxides of non-metal are acidic in nature.

(b) S (s) + O2(g) → SO2 (g)

Concept: Physical Properties of Metals
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Chapter 3: Metals and Non-metals - Exercises [Page 57]


NCERT Class 10 Science
Chapter 3 Metals and Non-metals
Exercises | Q 9 | Page 57

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