Yes, you can technically keep gold in a freezer. Gold is a stable and inert metal that does not undergo any significant chemical reactions at low temperatures. Freezing temperatures do not have a detrimental effect on the physical properties of gold.
However, there are a few factors to consider. Firstly, gold is a relatively soft metal, and extreme cold temperatures could make it more brittle. So if you subject gold to very low temperatures and then try to bend or manipulate it, it may be more prone to breakage.
Secondly, condensation can be an issue. If you take gold out of the freezer and expose it to a warmer environment, moisture from the air can condense on the surface of the gold due to the temperature difference. This could cause water droplets to form on the gold, potentially leading to tarnishing or other forms of corrosion over time. Therefore, it's important to handle gold carefully after removing it from the freezer and allow it to come to room temperature in a dry environment before any further handling or storage.
Overall, while it's possible to keep gold in a freezer without causing immediate harm, it's generally not necessary or recommended. Gold is typically stored at room temperature in a secure and dry location to maintain its physical and chemical properties.