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Why is graphite softer than diamond?
The crystalline structure of graphite and diamond are very different.
Coal and diamond are two different forms of carbon which is more dense?
Diamond is more dense than coal. This is because diamond has a more tightly packed crystal structure, making it denser compared to coal which is less compact.
Is morganite heavier than diamond?
No. Diamond has a specific gravity of 3.6, which is above average. Morganite, which is a beryl gem, has a specific gravity of 2.8.
Why does diamond have a greater density than graphite?
Diamond has a greater density than graphite because it has a crystal structure where each carbon atom is bonded to four other carbon atoms in a tetrahedral arrangement, making it tightly packed and more dense. In contrast, graphite has a layered structure with weak forces between the layers, resulting in a lower density.
Why diamond and graphite forms of carbon evolve of different amounts of heat on combustion?
Diamond is more stable than graphite due to its strong covalent bonds, requiring more energy to break these bonds during combustion, resulting in less heat evolution. Graphite has weaker van der Waals forces between its layers, making it easier to break apart and leading to more heat evolution during combustion.
Which has the less density graphite or diamond?
Graphite is less dense than diamond, due to the differences in crystal structure.
Graphite is more common than diamond?
Yes, graphite is more common than diamond.
What are differences between charcoal pencil and graphite pencil?
Graphite is denser than charcoal, and not as easily smudged.
Why is graphite more stable than diamond?
Graphite is more stable than diamond due to its lower energy state and stronger thermodynamic stability under standard conditions. In graphite, carbon atoms are arranged in a planar structure with layers that can slide over each other, allowing for greater stability. In contrast, diamond's three-dimensional lattice structure creates more strain and higher energy, making it less stable. Additionally, the enthalpy of formation for graphite is lower than that of diamond, reinforcing graphite's stability at room temperature and pressure.
What can graphite be scratched by?
Graphite can be scratched by materials that are harder than it, such as diamond and tungsten.
Why diamond is denser than water?
A diamond is a solid, while water is a liquid.
Can carbon float in water?
No, pure carbon (in the form of graphite or diamond) is denser than water, so it sinks in water. However, carbon can float if it is in the form of a lightweight structure like graphene aerogel.
Why is graphite softer than diamond?
The crystalline structure of graphite and diamond are very different.
Is natural gas is less dense than oil?
Of course less denser, because a gas is always less denser than liquid.
Why graphite is a better conductor than diamond?
Graphite is a better conductor than diamond because graphite has delocalized electrons in its structure that can move freely along its layers, allowing for better electrical conductivity. In contrast, diamond has a tightly bound structure with no free electrons, leading to poor electrical conductivity.
What is graphite specific gravity?
The specific gravity of graphite is around 2.2 to 2.3, which means it is denser than water. This property allows graphite to sink in water rather than float.
What is less denser than oil?
For example, comparing olive oil with ethanol the alcohol is less denser.
