Table of Contents
Which element is brittle and a good conductor of electricity?
8th Grade Science Unit 5. Ch. 15 The Periodic Table. Glencoe/McGraw-Hill. 2005.
| A | B |
|---|---|
| Figure 3. Elements Examples. | Boron. Carbon. Copper. |
| Boron. a metalloid. | has slight luster and conducts electricity at high temperatures like metal.But like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. |
What is a good conductor for heat?
Silver is one of the best metals for conducting heat because it works as a powerful reflector. Due to this, silver is found in numerous items, such as circuit boards and batteries. Copper is yet another good conductor of heat because it absorbs heat quickly and holds it for a long period of time.
Is brittle a conductor?
Non-Malleable and Ductile: Non-metals are very brittle, and cannot be rolled into wires or pounded into sheets. Conduction: They are poor conductors of heat and electricity. Seven non-metals exist under standard conditions as diatomic molecules: H2(g)
What elements are brittle and poor conductors?
Nonmetals – elements that are usually gases or solids at room temperature. Solid nonmetals are not malleable or ductile, but brittle or powdery. Nonmetals are poor conductors of heat and electricity, because electrons are not free to move.
Which non-metal is good conductor of heat?
Name a non-metal which is good conductor of heat and electricity. Graphite is good conductor of heat and electricity.
Is brittle a metal?
Metals which are brittle are basically alloy, pig iron, cast iron; steel with high carbon content is brittle. Explanation: An element is said to be brittle if it is hard but breaks easily with little force. All metals are hard, malleable and ductile, lustrous and good conductors.
What is a brittle element?
Translation: If something is brittle it is easy to break or snap. This is one of the properties of a material. Some of the elements on the right side of the periodic table are brittle. Example.
What is dull brittle and a poor conductor?
Element that is usually a gas or brittle solid at room temperature and is a poor conductor of heat and electricity are non metals. A metal is an element that has luster, is a good conductor of heat and electricity, is malleable, and is ductile
Which is a good conductor of heat and electricity?
Such as metals are those elements which are malleable, ductile, sonorous and good conductors of heat and electricity. While nonmetals are those elements which are not malleable, ductile, sonorous and are poor conductors of heat and electricity.
Why are nonmetals not good conductors of heat?
Nonmetals cannot be hammered into thin sheets. It means they don’t possess the property of malleability. Instead they are brittle as they break down into pieces on hammering. Nonmetals are not ductile. They cannot be drawn into wires. Nonmetals are a poor conductor of heat and electricity.
Which is a better conductor of heat wood or stone?
Metals and stone are considered good conductors since they can speedily transfer heat, whereas materials like wood, paper, air, and cloth are poor conductors of heat. READ: What are 3 services provided by local government?