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Is limestone an element or a mixture or a compound?
It is a compound, and no other element or compound is needed to make it calcium carbonate. And if you think of calcium carbonate as limestone and vice versa, then you’d be right to think of it as a pure substance.
What kind of substance is limestone?
Limestone is a common type of carbonate sedimentary rock. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate (CaCO3). Limestone forms when these minerals precipitate out of water containing dissolved calcium.
What is the pure substance of limestone?
limestone, sedimentary rock composed mainly of calcium carbonate (CaCO3), usually in the form of calcite or aragonite. It may contain considerable amounts of magnesium carbonate (dolomite) as well; minor constituents also commonly present include clay, iron carbonate, feldspar, pyrite, and quartz.
Is lime a element or compound?
Oxocalcium
Calcium oxide/IUPAC ID
Why is lime an element?
Lime is a calcium-containing inorganic mineral composed primarily of oxides, and hydroxide, usually calcium oxide and/ or calcium hydroxide. The rocks and minerals from which these materials are derived, typically limestone or chalk, are composed primarily of calcium carbonate.
Is Lime a element or compound?
Is limestone a pure substance or a mixture?
Element. limestone (CaCO 3) Pure Substance. Element. orange juice (w/pulp) Mixture. Heterogeneous. Is Stone a compound or element? It has the same type of atoms in the same ratio in every part of it.
Is limestone homogeneous or heterogeneous mixture?
Limestone is a heterogeneous mixture. A heterogeneous mixture is one that is not chemically consistent throughout. A homogeneous mixture is one that is consistent throughout.
Is stone a compound or element?
Is Stone a compound or element? It has the same type of atoms in the same ratio in every part of it. So, it is a pure substance. By this way, stone is both pure and impure substance. Why is a compound pure as it contains two or more different elements?
Is limestone Ionic or covalent?
Limestone is calcium carbonate which generally accumulates from large formations of marine animals with shells (made of calcium carbonate). It is an inorganic chemical compound which is ionic, in nature made up of a calcium 2+ cation and carbonate (CO3 2-) anion. Click to see full answer. Herein, is limestone an element?