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Hitting with a hammer
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What could cause a physical change in a solid piece of sodium metal?
Exposure to air or moisture can cause sodium metal to oxidize and form sodium hydroxide, a different chemical compound. This chemical reaction would result in a physical change in the appearance and properties of the sodium metal.
Which of the following could cause a physical change in a solid piece of sodium metal?
Heating the solid piece of sodium metal can cause a physical change by melting it into a liquid. Cooling the liquid sodium back to its solid state would also be a physical change.
Is a silver metallic color of sodium metal a physical or chemical change?
The formation of a silver metallic color on sodium metal is a physical change. This change is due to the reflection of light by the metal's surface, and the silver color is a property change and does not involve a change in the chemical composition of the sodium metal.
Is cutting a bar of sodium metal with a knife a chemical change?
Yes, cutting a bar of sodium metal with a knife is a physical change, not a chemical change. The chemical composition of the sodium metal remains the same before and after cutting. The change is only in the physical state of the metal.
Is sodium metal being insoluable in ether a chemical change or physical?
It is not a change of any sort. It is a physical property
Sodium metal is cut with a knife a chemical or physical change?
Oh, dude, cutting sodium metal with a knife is totally a physical change. It's like slicing a stick of butter, but way more explosive if you're not careful. So yeah, technically correct answer, but like, maybe don't try it at home unless you're looking for a science experiment gone wrong.
When sodium metal has a metallic silver luster is that a chemical or physical property?
That is a physical property. The metallic silver luster is a characteristic of the way light interacts with the surface of the sodium metal, rather than a result of a chemical reaction.
When sodium metal melts to a liquid at 98 degrees is it a physical or chemicsl property?
The melting of sodium metal to a liquid at 98 degrees is a physical property. This is because it involves a change in state from solid to liquid without altering the chemical composition of the substance.
When sodium metal appears metallic silver is that a chemical or physical property?
The metallic silver appearance of sodium is a physical property because it relates to its visual appearance and how it interacts with light, rather than a chemical change in its composition.
Is making salt by mixing sodium and chlorine together a physical or chemical change?
It is a physical change because the reaction can easily be reversed and no heat is involved.
Sodium metal being aConductor of electricity is a physical or chemical change?
Becoming a metal places some electrons to roam more or less freely with a small applied voltage. The chemical change occurs when the metal is formed. Moving electrons around within the "conduction band" is just considered a physical change.
Sodium metal in chlorine gas releases energy is it a physical property?
No, the release of energy when sodium metal reacts with chlorine gas is a chemical property, not a physical property. Chemical properties involve changes in the chemical composition of a substance, while physical properties are characteristics that can be observed without changing the substance's composition.
