Sodium is an element on the Periodic Table, and is NOT a compound.
Sodium hydroxide is a compound.
Sodium chloride is a compound composed of sodium and chloride ions chemically combined. As such, it is a pure substance.
Common salt is a compound (NaCl), not a mixture and is a pure substance (after refining).
I have no idea what "mono sodium gluten" is. Do you mean monosodium glutamate? That's a compound, not a mixture.
If this compound is refined can be classified as a pure substance.
It is a pure substance as well as a compound
Yes. Sodium benzoate is a compound and thus a pure substance.
Lye (sodium hydroxide, NaOH) is a pure substance compound. It is composed of sodium ions (Na+) and hydroxide ions (OH-).
Yes, sodium fluoride is considered a pure substance because it is a compound composed of fixed ratios of sodium and fluoride ions arranged in a regular, repeating pattern. This compound has a distinct chemical composition and structure, making it a pure substance.
Sodium hydroxide is a compound.
Sodium phosphate is a compound and not a mixture. It consists of sodium, phosphorus and oxygen chemically combined together into a pure substance.
Sodium bromide is a pure substance because it is a compound with a fixed chemical composition, consisting of sodium and bromine atoms in a specific ratio.
You could test a sample with a mass spectrometer, which would show all the elements present. If there are no elements present other than sodium and chlorine, then you have pure sodium chloride.
No, it is the compound sodium chloride, a pure substance.
Sodium is a element it's a pure substance
Sodium metal is an element, not a compound or a solution. It is a pure substance that consists of sodium atoms.
Sodium chloride, NaCl, is a compound, which is a pure substance. It is a compound because sodium ions and chloride ions chemically bond to each other to form the ionic compound NaCl.