03. Give one example of a chemical reaction showing the
characteristic in the diagram
आरेख में प्रदर्शित विशेषता दिखाने वाली रासायनिक प्रतिक्रिया का एक उदाहरण दें।
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Answer:
zinc + sulphuric acid= zinc sulphate+ hydrogen
it is characterized by evolution of hydrogen gas and a change in temperature..
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