WebSolution Verified by Toppr Diamond is hard because the carbon atoms in diamond are … WebOct 18, 2016 · Cleaning porcelain tile is a breeze. Its surface absorbs very little moisture, so spills that might seep into another material and cause a stain can easily be wiped up with a damp cloth. To maintain it, porcelain generally only needs to …

Case Study and Passage Based Questions for Class 10 Science …

WebGraphite is used in locks as a dry lubricant and pencils due to its soft and slippery nature. Graphite is insoluble in organic solvents and water because the attraction between the carbon... The carbon atoms in graphite are linked in a hexagonal network which forms sheets that are one atom thick. These sheets are poorly connected and easily cleave or slide over one another if subjected to a small amount of force. This gives graphite its very low hardness, its perfect cleavage, and its slippery feel. See more Graphite is a mineral that forms when carbon is subjected to heat and pressure in Earth's crust and in the upper mantle. Pressures in the range of 75,000 pounds per square inch and temperatures in the range of 750 … See more This graphite occurs in \"seams\" that correspond to the original layer of coal. When mined, the material is known as \"amorphous graphite.\" The word \"amorphous\" is … See more Most of the graphite seen at Earth's surface today was formed at convergent plate boundaries where organic-rich shales and limestones were subjected to the heat and … See more When graphite is in high enough concentrations, these rocks can be mined, crushed to a particle size that liberates the graphite flakes, and … See more high mag level symptoms

Frost vs Graphite - Feel and durability Android Central

WebJan 15, 2009 · Graphite is known for being slippery and soft in a way that its layers of … WebGraphite is soft and slippery because it has a layered structure, because of which they … WebThat is, why does graphite feel slippery? Why does pencil lead (which is really graphite in clay) leave black marks on paper? Step-by-step solution Step 1 of 3 (a) The intermolecular bounding forces between the layers of six- member carbon rings are Chapter 13, Problem 30PC is solved. View this answer View a sample solution Step 2 of 3 Step 3 of 3 high mah rechargeable aa batteries