Science, asked by rahulkumarrahul25535, 8 months ago

Q.16 उमाक्षेपी अभिक्रिया किसे कहते है? एक उदाहरण दिजिए।
What are exothermic reactions? Give one example
Q.17 पीतल एवं तांबे के बर्तनों में दही एवं खटटे पदार्थ क्यों नहीं रखने चाहिए?
Why should curd and sour substances not be kept in brass and copper vessels?
0.18 विरजक चूर्ण के दो उपयोग लिखें।
Write two uses of Bleaching powder.
Q.19 CO: सूत्र वाले कार्बन डाईआक्साइड की इलेक्ट्रान बिन्दु संरचना क्या होगी?
un ho thn aletmn dot structure of Carbon dioxide which has the formula​

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Answered by nirali160883
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Answered by fast000furious1234
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Answer:

exothermic reaction is a reaction which release or liberate heat . example : H2O liberated.

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