Dabour Hub EGEgyptian Curriculum 2026/2027
Common mistakes

Common mistakes

Point 25 of 25 — Module 2 — Chemical Properties of WaterQuestion bank: 0 questions (0 with pictures)

27 9. Common mistakes

  • Writing the bond angle as 109.5° or 180°. It is ≈ 104.5°.
  • Saying that hydrogen bonds are the bonds inside the water molecule. The bonds inside are covalent; hydrogen bonds are between molecules.
  • Calling NaCl dissolving "hydrolysis".
  • Forgetting that the pH scale is logarithmic.

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