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Halogens are electron-withdrawing groups due to their high electronegativity, which reduces the electron density at the ortho and para positions of an aromatic ring. This decreased electron density makes it less favorable for electrophilic aromatic substitution reactions to occur at those positions, leading to deactivation of those positions.
Halogens Apex ;)
The density of chlorine is 0.00321g/cm3. The density of the halogens or group 17 elements increases down the group, which is why bromine is liquid and astatine is a solid at room temperature.
They have low melting points and high reactivity.
Sulfur hexafluoride (SF6) has a high density compared to other gases.
The density increase down.
Halogens has a very high electronegativity.
Halogens have high reactivity because they have a strong tendency to gain an electron to achieve a stable electron configuration. This reactivity decreases as you move down the group from fluorine to iodine.
Halogens are electron-withdrawing groups due to their high electronegativity, which reduces the electron density at the ortho and para positions of an aromatic ring. This decreased electron density makes it less favorable for electrophilic aromatic substitution reactions to occur at those positions, leading to deactivation of those positions.
no it does not
As you move down the group of halogens in the periodic table, the density generally increases. This trend is due to the larger atomic and molecular masses of the heavier halogens, which outweigh the increase in volume. For example, fluorine and chlorine are gases at room temperature, while bromine is a liquid and iodine is a solid, reflecting their increasing densities. Thus, the trend shows that as you descend the group, the halogens become denser.
Uranium has a high density.
The halogens are a family of nonmetal elements with high reactivity. This group includes elements such as fluorine, chlorine, bromine, iodine, and astatine. Halogens readily form compounds with metals to achieve a stable octet configuration.
Group 17 (known as Halogens)
Halides are the most active nonmetals on the periodic table because it has high electronegativity. Meaning it is more likely to attract an electron towards itself to react.
no, Diamonds are high in density.
No, halogens are poor conductors of electricity. They are nonmetals and have high electronegativity, meaning they do not easily lose electrons to conduct electricity.