non lustrous metal - Axtarish в Google
Answer: Sodium is the metal which is non- lustrous. A metal's shine comes from the presence of free electrons, which provide the “mirroring” effect.
Therefore, Sodium( Na ) is a metal that is non-lustrous as it does not have any free electrons.
The first option is Calcium. Calcium is a lustrous metal, having a metallic lustre. The second option is Tungsten. Tungsten is a lustrous metal that tarnishes ...
Which of the following metal is non lustrous? Calcium; Tungsten; Lead; Aluminium · Calcium · Tungsten · Lead · Aluminium.
So, diamond is essentially non-metal. ○ Iodine is the most electropositive halogen and also the least reactive one, although it is found to form compounds with ...
2 авг. 2024 г. · Which of the following metals is NOT lustrous? · Gold · Mercury · Copper · Lead. Answer (Detailed Solution Below). Option ...
Iodine has a lustrous appearance. Bromine is a non-metal so it is non-lustrous. Silver and iron are metals and they are lustrous. Iodine is a non-metallic, dark ...
28 нояб. 2021 г. · Metals are lustrous which means they reflect light in a glossy way. The non-metals are generally non-lustrous. They do not reflect light and ...
Bromine (non-metal) is lustrous. Sodium (metal) is non-lustrons due to the formation of an oxide layer on its surface.
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