covalent bonds

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5 Terms

1
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What are covalent bonds

Electrostatic attraction between positively charged nuclei & a shared pair of electrons

atoms sharing electrons in order to reach full stability

  • atoms are not gained or lost

  • Atoms are neutral

2
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Types of covalent bonds

  • coordinate covalent

  • Non polar covalent

  • Polar covalent

3
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what is a coordinate covalent?

When 1 atom donates a pair of electrons to form a covalent bond

4
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What is a Non polar covalent? EN difference?

  • equal sharing of electrons between 2 atoms

  • EN: 0-0.4

5
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What is a polar covalent? EN difference

  • Unequal sharing of electrons between 2 atoms

  • EN: 0.4-1.7

  • 1 atom is slightly positive

  • 1 atom is slightly negative