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Do have nonmetals have high melting points?
Yes non metals do have high melting and boiling points. This is because they have strong intemolecular forces that are hard to overcome.A2. Their melting points vary. Obviously gases such as nitrogen and oxygen have low melting points, but Silicon (1414oC) and Diamond ( around 1700oC) are rather high. Phosphorous and Sulfur on the other hand are rather low.
What are some properties that metals have that non metal don't have?
Metals are malleable (can be shaped and formed), conductable (electricity), and have high melting points. Nonmetals are brittle, cannot conduct electricity, and have very low melting points.
Do metalloids have a higher melting point then metals?
Metalloids typically have higher melting points than non-metal elements but lower melting points than most metals. This is because metalloids have properties that are intermediate between metals and non-metals, giving them melting points that fall between the two categories.
Give one property that is typical of non metals?
Physical properties of nonmetals are generally just the opposite of metals so: - No luster (dull appearance) - Not ductile - Low density - Low melting point - Poor conductor - Not malleable The chemical properties of non metals just tend to gain electrons Hope that helps
Do non-metals have a high boiling point?
Not really, most have low boiling points, except for carbon, for example, which has one of the highest boiling points of any substance at 4827 ºC and Silicon boils at 2355 ºC. Iodine boils at a higher temperature than mercury.
What is the difference in non metal and metal substances melting points?
Generally, metals have higher melting points compared to non-metals. This is because metals have strong metallic bonds that require more energy to break, while non-metals have weaker intermolecular forces. Additionally, the arrangement of atoms in the crystal lattice of metals allows for efficient heat transfer, contributing to their higher melting points.
What are three non-metal properties?
Brittle - Non-metals tend to be brittle in solid form and break easily under stress. Poor conductors of heat and electricity - Non-metals typically do not conduct heat and electricity well. Lower melting and boiling points - Non-metals generally have lower melting and boiling points compared to metals.
Why do non metals go solid at room temperature?
Non-metals tend to have weaker interatomic forces compared to metals, leading to lower melting points. At room temperature, many non-metals have melting points below that of metals, causing them to solidify. Additionally, non-metals often have covalent or molecular structures that are more likely to be in a solid state at room temperature.
2 properties of alkali metals?
1. Alkali metals are soft and highly reactive. 2. They have low melting points and densities.
What are the physical properties of metal and non-metal?
metal- shiny non-metal- dull
Which type of substance is soft has a low melting point and is poor pondutor of electricity?
A substance that fits this description is a non-metal. Non-metals tend to be soft, have low melting points, and are poor conductors of electricity due to their lack of free-moving electrons. Examples of non-metals include sulfur, phosphorus, and carbon in its graphite form.
Do nonmetals have higher boiling points or lower boiling points?
Nonmetals typically have lower boiling points compared to metals because nonmetals have weaker intermolecular forces between their atoms. These weaker forces make it easier for nonmetals to break apart and transition from a solid or liquid state to a gaseous state at lower temperatures.
