C. 2Fe2O3 would be the correct answer!
Answer:
It is better to do chemistry
Explanation:
So that you will learn more of chemicals
The scientist should make a new hypothesis and do a new experiment! That is what I say!
Explanation:
Certain materials, called conductors, allow electric charge to move pretty freely through them. ... Other materials, like plastic and rubber, are called insulators because they don't allow electric charges to move through them.
<h3>Answer:</h3>
Oxidation number refers to a number given to an atom which shows the number of number of electrons lost (or gained, if the number is negative), by an atom of that element in the compound.
Hence oxidation number of following atoms in given reaction are:
In NaOH:
Na = +1
O = -2
H = +1
In H2:
H = 0