Rocks. Because the air water and soil are part of carbon.
Reactivity of non-metals depend on their ability to gain electrons. So, smaller is the size of a non-metal more readily it will attract electrons because then nucleus will be more closer to valence shell. ... Hence, Br is the non-metal which will be more reactive than At.
A chemical formula<span> tells us the number of atoms of each element in a compound. It </span>contains<span> the symbols of the atoms of the elements present in the compound.</span>
Answer:
inside the nucleus of an atom are protons and electrons.
Answer:
I think the answer is the 3rd one
