Asked by: Mitkov Florencia
science chemistry

Do metallic compounds conduct electricity when molten?

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They are hard and brittle, they are not malleable or ductile (i.e. cannot be shaped without cracking/breaking), and they do not conduct electricity. Metallic bonding describes a lattice of positively charged ions, surrounded by a mobile 'sea' of valence electrons.


Subsequently, one may also ask, do metals conduct electricity when molten?

Molten metals do not always behave the same as their solid state. That said, electrically conductive metals still conduct electricity when molten but they become more resistant as the temperature rises.

One may also ask, do metallic solids conduct electricity in water? As solids they do not conduct electricity (again because of the localize electrons). However, they do conduct electricity as liquids (or when dissolved in water) since then the ions can move.

Likewise, people ask, can metallic compounds conduct electricity?

Compounds of metals do not conduct electricity as a solid, but metals are good conductors of electricity.

Why do metallic compounds conduct electricity?

Metallic bonds consist of attractions between metal cations and delocalised electrons. These delocalised electrons can move around freely in response to electrical potential differences. Thus it is the free electrons in metallic bonds that allow metals to conduct electricity.

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Can magnesium conduct electricity?

Magnesium conducts electricity, mainly because it is a metallic element. Other similar metals that also conduct electricity are sodium and aluminum.

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Is sodium a good conductor of electricity?

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Why do metals conduct electricity when solid or molten?

One of the properties of metals is that they can conduct electricity in solid and molten state. In a molten state the bonds become much weaker due to the increased kinetic energy of the atoms, the electrons can move more freely, and the compound can conduct electricity.

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Why do ionic bonds conduct electricity in water?

In short, ionic compounds conduct electricity in water because they separate into charged ions, which are then attracted to the oppositely charged electrode.

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How does a compound conduct electricity?

Ionic compounds conduct electricity when molten (liquid) or in aqueous solution (dissolved in water), because their ions are free to move from place to place. Ionic compounds cannot conduct electricity when solid, as their ions are held in fixed positions and cannot move.

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What are malleable metals used for?

Metals are malleable. 1. Malleability of steel, aluminum , tin , other alloys makes them useful for making utensils, and containers for use in homes in kitchens.

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Is sodium a ductile?

Sodium is classified as an "Alkali Metal" and located in Group 1 elements of the Periodic Table. An Element classified as an Alkali Metal is a very reactive metal that does not occur freely in nature. Alkali metals are soft, malleable, ductile, and are good conductors of heat and electricity.

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Are metallic compounds brittle?

Metallic compounds are ductile (stretchy) and malleable (bendy) because the metallic bonds are non-directional (sea of electrons allow the nuclei to move). Brittleness… Metallic compounds are not brittle because the metallic bonds are non-directional (sea of electrons allow the nuclei to move).

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What are the properties of metallic compounds?

Explanation:
  • Very High melting and boiling points.
  • Very Good Conductors of heat and electricity.
  • Malleable (can be made into different shapes without breaking)
  • Ductile (can be molded into wiring)
  • Metallic luster (shiny)
  • Sometimes magnetic.

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Why are metallic bonds lustrous?

Metal is shiny because it reflects incoming light photons. It is malleable because the structure and uniform bonding in all directions of the metal allow the atoms to slide past each other without breaking. Metal conducts electricity well because all of the mobile electrons are free to move towards any attraction.

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Which is an example of a metallic bond?

The examples of metallic bond are iron, cobalt, calcium and magnesium, silver, gold, barium, platinum, chromium, copper, zinc, sodium, lithium and francium are some of the examples of metallic bonds.

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Do metallic solids conduct electricity?

Explanation: Due to their bonding, metallic solids have delocalised electrons. These free electrons can move around, therefore can conduct electricity. Ionic solids have a strong 3D lattice of ions.

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Why is diamond insoluble in water?

is insoluble in water and organic solvents - for the same reason that diamond is insoluble. Attractions between solvent molecules and carbon atoms will never be strong enough to overcome the strong covalent bonds in graphite. conducts electricity. The delocalised electrons are free to move throughout the sheets.

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Are metallic bonds conductive?

Relating Metallic Bonds to Metallic Properties
Because electrons are delocalized around positively charged nuclei, metallic bonding explains many properties of metals. Electrical conductivity: Most metals are excellent electrical conductors because the electrons in the electron sea are free to move and carry charge.

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What substances can conduct electricity?

Ionic substances, also known as salts, conduct electricity when dissolved in water or when in the liquid state (molten). The ions that make up an ionic solid are held in a lattice formation by the attraction of opposite charges.

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Do metals conduct electricity as a liquid?

Considering the case of liquid metals, the metal atoms have enough energy to free some electrons which can participate in conduction. Thus, the liquid metals cannot conduct current in the same way as their solid counterparts.

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What are metallic solids?

Metallic solids are solids composed of metal atoms that are held together by metallic bonds. These bonds are like huge molecular orbitals that span across the whole solid. This means the electrons in metallic solids are delocalized. A good picture of a metal solid is that of cation in a sea of electrons.

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EveryThingWhat Staff Editor

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3rd September, 2021

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