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Calcium carbonate (CaCO3) contains calcium, Ca, and carbon, C, and oxygen, O.
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∙ 11y ago
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What are two products made from calcium compounds?
Chalk, cement
What is the difference between chalk and limestone considering they are both made up of calcium carbonate but form different geological features?
Chalk is a type of limestone, there are several types of limestone, chalk, crystalline, fossiliferous, oolitic, travertine and a few others.
What is the chemical formula of chalk?
Chalk is CaCO3. The chemical name for chalk is calcium carbonate. It is a porous sedimentary rock, and is also a type of limestone. The White Cliffs of Dover are actually made from chalk.
Formation of ordinary Portland cement?
Ordinary Portland cement is form from materials of limestone or chalk and clay in proportion of 78and 22% respectively. The limestone and the clay are crushed and water is added to form slurry. The slurry is the heated at a high temperature in a klin to form clinker. The clinker is grinded into a powder and a range of gypsum is added which generate setting or hardening when water is added.
What is the difference between limestone and chalk?
they are both rocks but both formed different ways chalk is formed by dead sea creatures skeleltons build up to form chalk and limestone is formed by shells and very littke amounts of mud and sand
What is a reactive metal whose compounds make up limestone chalk cement and the bones and teeth of animals milk is good nutritional source of this element?
calcium
A reactive metal whose compounds make up limestone?
Calcium is a reactive metal whose compounds make up limestone, chalk, cement and teeth. Drinking milk is one way to get this mineral.
What kind of rock is chalk cement and plaster of Paris?
well chalk is a white lime stone and limestone is sedimentry
What are two products made from calcium compounds?
Chalk, cement
Is chalk the same as the rock limestone?
It is pretty much the same. Chalk and limestone are made of the same elements, but to to make chalk they change the limestone a bit. First they change the shape and then make it smooth. I hope that helps!
What are the three daily use minerals?
salt-NaCl limestone-cement calcium carbonate-CaCo3-chalk
Is chalk composed of elements or compounds?
A compound. Usually calcium carbonate.
Is chalk calcium bicarbonate?
Yes "blackboard chalk", it is formed from the microscopic pieces of calcite (coccoliths) from sea micro-organisms. Soem other compounds are sometimes called chalk- e.g. "tailors chalk a very hard chalk used to mark cloth is often made from compressed "talc" a silicate mineral.
Is chalk harder than limestone?
No, Limestone is harder than chalk.
What are the elements present in chalk?
Chalk is predominantly calcium carbonate. Therefore, its elements are calcium, carbon, and oxygen.
What does limestone make apart from cement?
Limestone can make glass, paper, chalk, sidewalks, garages, ballasts for railroad tracks, pyramids, toothpaste, fertilizer, floor tiles, and window sills.
What elements are found in limestone chalk and shells?
The element calcium is found in all four items.
