generic · CBSE Class 10 ENGLISH MEDIUM · SCIENCE · Page 8poem
Chemical Reactions and Equations
Chapter 1: Chemical Reactions and Equations · SCIENCE · EN medium
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Activity . Take about g lead nitrate powder in a boiling tube. Hold the boiling tube with a pair of tongs and heat it over a flame, as shown in Fig. . . What do you observe? Note down the change, if any. You will observe the emission of brown fumes. These fumes are of nitrogen dioxide (NO ). The reaction that takes place is –
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