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vovikov84 [41]
4 years ago
3

When two atoms with different electronegativities are bonded together, a bond_ exists. These are displayed with an arrow origina

ting at the atom with the_ electronegativity and pointing toward the atom with the_ electronegativity. Partial charges will exist on each atom when a bond exists between two atoms with different electronegativities. Since the atom with a higher electronegativity will have a stronger ability to attract electrons, it will have a partial_ charge. The atom with a lower electronegativity will have an equal and opposite_ charge. As the difference in electronegativity increases, the resulting magnitudes of the partial charges will_. Bond character is used to describe the severity of the electronegativity differences between the two atoms involved in a bond. Bonds that have character correspond to a larger difference in electronegativities, and bond character corresponds to a smaller difference. For example, increasing the electronegativity of atom "A" in the PhET simulation and decreasing the electronegativity of atom "B" will result in a bond that is_ ionic in character.
Chemistry
2 answers:
Flura [38]4 years ago
5 0

Answer:

Polarity,less,more,negative,positive,increase,iso ionic

Explanation:

When two atoms with different electronegativities are bounded together a bond polarity exist.

        These are displayed wth an arrow originating at the atom with less electronegativity and pointing towards the atom with more lectronegativity.

        Since the atom with a higher electronegativity will have stronger ability to attract electron it will have a partial negative charge.The atom with lower electronegativity will have an equal and opposite positive charge.

   As the difference in the electronegativity increases the resulting magnitude of the partial charge will increase.

 For example increasing the electronegativity of atom A in the phet stimulation and decreasing the electronegativity of atom B will result in a bond that iso ionic in character.

aleksklad [387]4 years ago
5 0

Answer:

When two atoms with different electronegativities are bonded together, a covalent bond exists.

These are displayed with an arrow originating at the atom with the positive electronegativity and pointing toward the atom with the negative electronegativity.

Partial charges will exist on each atom when a bond exists between two atoms with different electronegativities. Since the atom with a higher electronegativity will have a stronger ability to attract electrons, it will have a partial negative charge.

The atom with a lower electronegativity will have an equal and opposite positive charge.

As the difference in electronegativity increases, the resulting magnitudes of the partial charges will increase.

Bond character is used to describe the severity of the electronegativity differences between the two atoms involved in a bond. Bonds that have covalent character correspond to a larger difference in electronegativities, and ionic bond character corresponds to a smaller difference. For example, increasing the electronegativity of atom "A" in the PhET simulation and decreasing the electronegativity of atom "B" will result in a bond that is partially ionic in character.

Explanation:

Covalent chemical bonds involve the exchange of a pair of valence electrons in two atoms, in contrast to the transfer of electrons in ionic bonds.

Covalent bonds in which the distribution of the electron pair is uneven, with electrons spending more time around the nonmetallic atom, are called polar covalent bonds. In such a link there is a separation of the charge, being a slightly more positive atom, and the other more negative, that is, the bond will produce a dipole moment. The ability of an atom to attract electrons in the presence of another atom is a measurable property called electronegativity.

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Molarity refers to number of moles of solute present in this solution.

In order to find a solution's molarity, use value for the number of moles of solute  and the total volume of the solution expressed in liters

As molarity of 2.3 mol of Kl is dissolved in 0.5 L of water,

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When a reaction occurs between atoms with ground state electron configuration 1s2 2s1 and 1s2 2s2 2p5 the predominant type of bo
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If you burn 55.6 g of hydrogen and produce 497 g of water, how much oxygen reacted?
tester [92]

Answer:

441.28 g Oxygen

Explanation:

  • The combustion of hydrogen gives water as the product.
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2H₂(g) + O₂(g) → 2H₂O(l)

Mass of hydrogen = 55.6 g

Number of moles of hydrogen

Moles = Mass/Molar mass

          = 55.6 g ÷ 2.016 g/mol

          = 27.8 moles

The mole ratio of Hydrogen to Oxygen is 2:1

Therefore;

Number of moles of oxygen = 27.5794 moles ÷ 2

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Mass of oxygen gas will therefore be;

Mass = Number of moles × Molar mass

Molar mass of oxygen gas is 32 g/mol

Mass = 13.790 moles × 32 g/mol

<h3>          = 441.28 g</h3><h3>Alternatively:</h3>

Mass of hydrogen + mass of oxygen = Mass of water

Therefore;

Mass of oxygen = Mass of water - mass of hydrogen

                          = 497 g - 55.6 g

<h3>                           = 441.4 g </h3>
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