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Which metals are sliver to slivery-white or gray have a high luster high electrical conductivity and metallic luster?
Metals that are silver to silvery-white or gray in color, exhibit high luster, and possess high electrical conductivity include silver, aluminum, and platinum. These metals are known for their excellent conductivity and shiny appearance, making them valuable in various industrial applications. Silver, in particular, has the highest electrical conductivity of all metals. Additionally, other metals like copper and nickel also share similar characteristics.
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Is iron metallic or non-metallic?
Elemental iron is metallic. Its low electronegativity allows electrons to move freely between atomic orbits, allowing the conductivity, malleability, and ductility that usually define metals.
What is the characteristics of metallic material?
Metallic materials typically have high electrical and thermal conductivity, luster, malleability, ductility, and are typically opaque. They also tend to have high density, strong bonding between atoms, and good mechanical properties.
Is gold metallic or nonmetallic?
An overwhleming amount of steel is iron; it is therefore metallic.
Name two properties shared by metals?
Metals have high electrical conductivity, allowing them to easily transmit electricity. They also have metallic luster, giving them a shiny appearance.
What are some non examples of metalloids?
Examples of non-metalloids include metals like iron, copper, and aluminum, which exhibit metallic properties such as high thermal and electrical conductivity, malleability, and luster. Additionally, non-metallic elements like oxygen, nitrogen, and sulfur lack the properties of metalloids, such as semi-conductivity and varying chemical reactivity.
What is the most metallic element after francium?
The most metallic element after francium is cesium. Cesium is located in Group 1 of the periodic table and has properties that are characteristic of metals, such as high electrical conductivity and metallic luster.
Is iron metallic or non-metallic?
Elemental iron is metallic. Its low electronegativity allows electrons to move freely between atomic orbits, allowing the conductivity, malleability, and ductility that usually define metals.
Mobile electrons in the metallic bond are responsible for?
all the following luster, thermal and electrical conductivity (:
Which class of elements has no luster and is a poor conductor?
non-metals mostly do not have the metallic luster and the electron clloud which leads to it and to good conductivity
Properties of metallic bond?
The metallic bond is a delocalised bond with free electrons and also may include some covalent interaction This bonding is the cause of the luster, opacity, electrical conductivity, thermal conductivity, strength, malleability, ductility generally associated with the metals.
Why minerals are metal and non-metal?
Metals considered minerals are composed of one element. Those elements considered metallic have some shared properties in electrical conductivity and luster.
Which of the group 15 elements has the most metallic properties?
Bismuth is the group 15 element with the most metallic properties. It has the highest atomic number and largest atomic radius of the group, which results in more metallic characteristics such as high electrical conductivity and metallic luster.
Does talc or graphite have more metallic luster advances?
Graphite has more metallic luster properties compared to talc. Graphite has a greasy feel, excellent conductivity, and metallic luster properties due to its layered atomic structure, whereas talc has a pearly luster and is not a good conductor of electricity.
Why is hydrogen the most often considered a non-metallic element?
Hydrogen is considered a non-metallic element because it does not possess the typical properties of metals, such as high electrical conductivity and luster. It is a diatomic gas at room temperature and does not exhibit metallic bonding characteristics.
Is gold metallic or nonmetallic?
An overwhleming amount of steel is iron; it is therefore metallic.
What is the characteristics of metallic material?
Metallic materials typically have high electrical and thermal conductivity, luster, malleability, ductility, and are typically opaque. They also tend to have high density, strong bonding between atoms, and good mechanical properties.
Are mobile electrons in the metallic bond responsible for luster?
Yes, mobile electrons in the metallic bond are responsible for luster. When light hits the surface of a metal, the free-moving electrons can absorb and re-emit photons, giving metals their shiny appearance. This phenomenon is known as the reflection of light, which is crucial in creating luster.
