B. Decomposition.
<span>The electrodes used must not react with the elements thus formed; platinum is favorite for these.</span>
Explanation:
hydrogen + oxygen = water
<span>The name of the covalent compound N2O5 is dinitrogen pentoxide, more commonly known as nitrogen pentoxide. Did you mean just N2O5?</span>
Answer:
Rubber is an insulator.
Remaining three are metals and hence conductors.
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