Iron becomes rusted especially in damp air but never in a dry air, this is one of the many unique characteristics of iron. Iron is also ductile and malleable. It is found in the seventh group of the periodic table. It has four different and unique crystalline forms and completely dissolves in dilute acids. The two chemical compounds that can be found or made from iron are the bivalent iron also known as ferrous and the trivalent iron or known as ferric compounds.
Your answer is c i am pretty sure
"The electromagnetic spectrum<span> consists of all the different wavelengths of ... At a temperature of 37 degrees C, our bodies radiate with a </span>peak intensity<span> near ... object </span>will<span> be larger (more </span>intense) thanwill the peak<span> of the curve for a cooler object. ... Space's "</span>Star<span> Light, </span>Star<span> Bright", we </span>have<span> made the scale of the </span>intensity<span> axis"</span>
The two reasons why the UK government is
encouraging citizens to recycle iron and steel is:
<span><span>
1. </span>The environment. Every machinery and device the industries makes
which includes, infrastructures, mega structures to micro devices. Iron and
steel is used. Reducing the extraction of ore and creating steel saves the
environment, reduces mining.</span>
<span><span>
2. </span>Economic reasons. When the ore mining and steel making is reduced
in activity, the government won’t just be able to save the environment but it
also save funds for other purposes.</span>