In covalent compounds the electrons are bonded to the atoms, so they cannot move outside the molecule.
When ionic compounds like NaCl are dissolved in water, they produce positive and negative ions that can be attracted to the opposite terminal of a battery, so electrons flow off of the negative ions thru the wiring, thru the light bulb and back into the salt water and onto the positive ions.
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The circle with a wave inside represents a battery. In metals like Al and Cu, the electrons are not bonded to one molecule. They are free to move all around the wire. If you were to take the same light bulb, battery and electrodes and use a copper wire to connect the electrodes, the bulb would light.
The voltage of the battery forces electrons on one end of the wire. This produces more electrons than protons in the metal wire. Since the electrons are free to move, electrons will move off the other end of the wire and thru the bulb, causing the wire filament in the bulb to get so hot that it glows.
The ability to conduct electricity is a property of a conductor.
The ability to conduct heat or electricity is acutally called conductivity.
An apple can conduct electricity due to the presence of water and electrolytes inside it, which can help facilitate the flow of electrical current. The ions present in the juice of the apple also contribute to its ability to conduct electricity.
They are silvery metals that conduct electricity.
pure water does not conduct electricity. the presence of electrolytes in the water is what conducts electricity. the equation for the conductivity (ability to conduct electricity) Conductance = 1/ resistance
Metalloids have an intermediate ability to conduct heat and electricity, falling between metals and nonmetals. They have some metallic properties, such as being able to conduct electricity to some extent, but not as effectively as pure metals. Their ability to conduct heat and electricity can vary depending on the specific metalloid.
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Special characteristics of materials include conductivity (ability to conduct heat or electricity), magnetism (ability to be attracted to or repelled by a magnet), hardness (resistance to scratching or deformation), and ductility (ability to be stretched without breaking). These characteristics determine how a material can be used in various applications and industries.
Latex mattresses can conduct electricity because latex is a natural material with some level of electrical conductivity. The moisture content within the latex, along with its composition, can contribute to its ability to conduct electricity. Additionally, external factors such as the presence of metal components or the environment in which the mattress is placed can influence its conductivity.