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Both. One side is positive while the other is negative. Taking H2O as an example, the hydrogen molecule pulls the shared electrons closer to itself, and further away from the two Oxygen molecules. This gives the Oxygen side of the H2O molecule a positive charge and the Hydrogen side a negative charge.
positive ions carry positive charge and negative ions carry negative charge
a positive charge caused by a covalent bond with oxygen
In a polar covalent bond, electrons are shared unequally between atoms, causing a slight difference in electric charge between them. This results in a partial positive and partial negative charge on the atoms involved. In a nonpolar covalent bond, electrons are shared equally between atoms, leading to no separation of charge.
NH3 is a polar covalent molecule. It is formed by sharing electrons between nitrogen and hydrogen atoms, resulting in a partial positive charge on hydrogen atoms and a partial negative charge on the nitrogen atom.
A polyatomic ion is held together by covalent bonds between atoms. They can be either positive or negative. For example, the ammonium ion, NH4+, has a positive charge, and the sulfate ion, SO42-, has a negative charge.
Yes, the electromagnetic force between a positive and a negative charge is attractive. The positive charge will be pulled towards the negative charge due to the force of attraction between opposite charges.
NO is a polar covalent bond. This means that the bonding electrons are shared unevenly between the nitrogen and oxygen atoms, leading to a partial positive charge on nitrogen and a partial negative charge on oxygen.
CO2 has a polar covalent bond because there is a significant difference in electronegativity between carbon and oxygen, causing a partial negative charge on oxygen atoms and a partial positive charge on the carbon atom.
Polar molecules have positive charge on one side and negative charge on other side. Non polar molecules have covalent bond and do not have positive and negative charge on one or other side of the molecule.
HBr is a polar covalent molecule. The electronegativity difference between hydrogen and bromine causes an unequal sharing of electrons, resulting in a partial positive charge on hydrogen and a partial negative charge on bromine.
CH3OH is a polar covalent molecule. This is because there is a significant difference in electronegativity between carbon, oxygen, and hydrogen atoms in the molecule, resulting in a partial positive charge on hydrogen and a partial negative charge on oxygen.