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The chemical element that is hard, black, and shiny is boron. Boron is a metalloid found in Group 13, and it has the atomic number of 5 on the Periodic Table.
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What element looks hard black shiny material and then suddenly changes to brown powder?
The element you are referring to is iodine. In its solid form, iodine appears as a hard, black, shiny material. When heated, it sublimes directly from a solid to a gas, turning into a brownish-purple vapor. As the vapor cools, it forms brownish powder deposits.
Is iodine lustrous?
Iodine is a non-metallic element that is a dark grey to shiny black, lustrous solid at room temperature.
Is chromium an element or a compound or a homogeneous mixture or a heterogeneous mixture?
no! its a pure ELEMENT.. Check out the periodic table
Is boron a shiny silver liquid?
No, boron is not a shiny silver liquid. Boron is a solid element that is typically a dark gray or black color in its most common form. It is a metalloid with properties that are in between those of metals and nonmetals.
Is a boron shiny yellow or dull?
Naturally occurring boron is dull, but it can be polished.
What element is a hard black shiny material that suddenly changes to black powder?
Carbon
What element looks hard black shiny material and then suddenly changes to brown powder?
The element you are referring to is iodine. In its solid form, iodine appears as a hard, black, shiny material. When heated, it sublimes directly from a solid to a gas, turning into a brownish-purple vapor. As the vapor cools, it forms brownish powder deposits.
Which is the shiny brown color element that becomes black in color when heated in air?
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What is the texture of anthracite?
Anthracite is a form of coal. It is hard black and shiny.
An element bluish black in color?
The element that is bluish black in color is iodine. It is a lustrous, shiny solid with a metallic appearance and a bluish black hue. It is commonly used in medicine and photography.
What is the texture of Anthracite rock?
Anthracite is a form of coal. It is hard black and shiny.
What big black bug with had a hard shiny exterior stings and leaves no stinger?
millipede
Which reflects heat shiny black or dull black?
Shiny black
Is iodine lustrous?
Iodine is a non-metallic element that is a dark grey to shiny black, lustrous solid at room temperature.
Is chromium an element or a compound or a homogeneous mixture or a heterogeneous mixture?
no! its a pure ELEMENT.. Check out the periodic table
Is coal a non-metal?
Yes, the element Carbon is a non-metalelement.Coal is not an element, it is a substance, but it definitely doesn't look to be a metal: black, not shiny mirroring in light, not malable, ... etc.
Is boron a shiny silver liquid?
No, boron is not a shiny silver liquid. Boron is a solid element that is typically a dark gray or black color in its most common form. It is a metalloid with properties that are in between those of metals and nonmetals.
