Science, asked by sriya477, 3 months ago

1 g of copper was taken in China dish and heated. what changes take place on heating?when hydrogen gas is passed over this heated substance,a visible change is seen in it. Give the chemical reaction,name and colour of the product formed in each case ​

Answers

Answered by harshithapalat11
0

Answer:We have to know that hydrogen reacts with metal oxides to form metal and water. Complete step by step answer: When we take 1g of copper powder in a china dish and heat it. We get a black coloured substance and the substance is copper oxide.

Explanation:

Answered by Anonymous
2

Answer:

burning of food is cooking of food are the two example of irreversible changes

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