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Pencil lead is really one allotrope of which element?
Pencil lead is a form of carbon, specifically graphite. Graphite is comprised of layers of hexagonally arranged carbon atoms, allowing it to easily slide across surfaces, making it suitable for use in pencils.
What is the molecular structure of a pencil?
A pencil is primarily made of graphite, a crystalline form of carbon. The molecular structure of graphite is made up of layers of carbon atoms arranged in a hexagonal lattice structure, with each carbon atom bonded to three others in the same layer. These layers are held together by weak van der Waals forces, allowing the layers to slide past each other easily, giving graphite its lubricating properties.
Why can you build larger molecules with carbon?
Carbon atoms readily link to one another to form a chain
Graphite in a pencil lead is made up of the element?
Graphite in pencil lead is made up of the element carbon. In its crystalline form, carbon atoms are arranged in layers, allowing them to slide over each other easily, which is why graphite is used for writing. The softness of graphite also makes it suitable for producing marks on paper.
Graphite is a mineral made up of carbon atoms that form thin sheetsbut the sheets are only weakly held together predict whether grap will break apart with fracture or cleavage?
Graphite will break apart with cleavage because the carbon atoms are arranged in layers that have weak bonds between them. This allows the layers to slide past each other easily, resulting in cleavage along flat planes.
What is graphite made of?
Graphite is made of carbon atoms arranged in layers. These layers are held together by weak van der Waals forces, allowing them to easily slide past each other. This structure gives graphite its lubricating properties and ability to conduct electricity.
Pencil lead is really one allotrope of which element?
Pencil lead is a form of carbon, specifically graphite. Graphite is comprised of layers of hexagonally arranged carbon atoms, allowing it to easily slide across surfaces, making it suitable for use in pencils.
Is graphite a metalloid?
graphite is a form of carbon that forms in layers which is why it is able to be used in pencils, because the layers can slide off and get left on the page. Anyway carbon is a non-metal so graphite is a non-metal.
Why graphite is conductor as it is the form of carbon?
Unlike the other allotropes of carbon (such as diamond), in graphite, each carbon atom forms 3 strong bonds (rather than 4) with its neighbours. These form in layers of hexagons. Between each layer of hexagons, there are delocalised electrons, that form a weak bond with the next layer. This weakness is responsible for the use of graphite as a lubricant or in pencils (where one layer of graphite can easily slide over another). The delocalised electrons are also able to carry an electrical charge, because they can move freely.
Does Lead have any carbon?
If you're talking about pencil lead, it's made up of layers and layers of carbon. For example, when you write with pencil, the lines that you make on paper are just layers of carbon that had come off your pencil lead.
What is the molecular structure of a pencil?
A pencil is primarily made of graphite, a crystalline form of carbon. The molecular structure of graphite is made up of layers of carbon atoms arranged in a hexagonal lattice structure, with each carbon atom bonded to three others in the same layer. These layers are held together by weak van der Waals forces, allowing the layers to slide past each other easily, giving graphite its lubricating properties.
Is graphite man made or natural?
Graphite is natural. It is another form of carbon, just as diamonds are another form of carbon.
What form flat layers of cabon atoms?
Graphene is a form of flat layers of carbon atoms arranged in a hexagonal lattice structure. It is a single layer of carbon atoms, one atom thick, and has unique properties such as high conductivity and strength.
How many bonds can a carbon molecule form with another carbon?
Molecule to another carbon- none! Carbon carbon bonds can be single double or triple
Are the layers of graphite held together strongly?
The bonds between the actual carbon atoms is very strong, and it forms a lattice, but the layers that the lattices form, are bound together by very weak electro static forces of attraction, which is the main reason graphite is used as a lubricant for example, because the layers can easily slide past each other.
What causes the differences in the way diamonds form compared to graphite?
The differences in the way diamonds form compared to graphite are primarily due to the arrangement of carbon atoms. In diamonds, carbon atoms are arranged in a rigid, three-dimensional structure, while in graphite, carbon atoms are arranged in layers that can easily slide past each other. This difference in structure leads to the distinct physical properties of diamonds and graphite.
Why can you build larger molecules with carbon?
Carbon atoms readily link to one another to form a chain
