Question

Тип звязку CH3CI CH2CI2 CCI4

Answer 1

CH3Cl: все связи ковалентные полярные (С-Н малополярна)
СН2Сl2: все связи ковалентные полярные (С-Н малополярна)
CCl4: все связи ковалентные полярные

Answer 2

Types of Bonds in CH3Cl, CH2Cl2, and CCl4

The types of bonds in CH3Cl, CH2Cl2, and CCl4 can be understood by examining the chemical structure of each compound.

CH3Cl (Methyl chloride): - In methyl chloride, the carbon atom is bonded to three hydrogen atoms and one chlorine atom. This results in a tetrahedral molecular geometry. - The carbon-chlorine bond in methyl chloride is a polar covalent bond due to the electronegativity difference between carbon and chlorine. - The carbon-hydrogen bonds are also polar covalent bonds, but the electronegativity difference between carbon and hydrogen is smaller compared to carbon and chlorine.

CH2Cl2 (Dichloromethane): - In dichloromethane, the carbon atom is bonded to two hydrogen atoms and two chlorine atoms. This also results in a tetrahedral molecular geometry. - The carbon-chlorine bonds in dichloromethane are polar covalent bonds due to the electronegativity difference between carbon and chlorine. - Similarly, the carbon-hydrogen bonds are also polar covalent bonds.

CCl4 (Carbon tetrachloride): - In carbon tetrachloride, the carbon atom is bonded to four chlorine atoms, resulting in a tetrahedral molecular geometry. - The carbon-chlorine bonds in carbon tetrachloride are also polar covalent bonds due to the electronegativity difference between carbon and chlorine.

In summary, all three compounds (CH3Cl, CH2Cl2, and CCl4) exhibit polar covalent bonds between carbon and chlorine, as well as between carbon and hydrogen. The molecular geometries of these compounds are tetrahedral, and the polarity of the bonds arises from the electronegativity differences between the atoms involved.

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