Get the answers you need at Westonci.ca, where our expert community is always ready to help with accurate information. Join our Q&A platform to get precise answers from experts in diverse fields and enhance your understanding. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals.

Question 3:

Which of these chemical reactions is an oxidation reaction?

A. Aluminum carbonate → aluminum oxide + carbon dioxide
B. Calcium + oxygen → calcium oxide
C. Hydrogen peroxide → water + oxygen
D. Hydrochloric acid + sodium hydroxide → sodium chloride + water


Sagot :

Final answer:

In an oxidation reaction, calcium loses electrons while oxygen gains electrons.


Explanation:

Oxidation reaction: An oxidation-reduction reaction involves a change in oxidation states. In the reaction between Ca and O2 to form CaO, Ca loses electrons (is oxidized) while O2 gains electrons (is reduced).


Learn more about Oxidation reaction here:

https://brainly.com/question/34265674