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VSEPR theory predicts molecular geometry from electron domains: electron-pair repulsion minimizes; determines molecular properties.

ଷ୍ଟେପ୍-ଷ୍ଟେପ୍ ଗାଇଡ୍ |

  1. 1Input central atom and bonding
  2. 2Count bonding + lone pair electron domains
  3. 3Predict geometry and bond angles

ସମାଧାନ ହୋଇଥିବା ଉଦାହରଣ

ଇନପୁଟ୍
H₂O: C = 2 bonds + 2 lone pairs = 4 domains, tetrahedral electron domain, bent molecular, 104.5° angle
ଫଳ
Polar molecule due to bent geometry

ଏଡ଼ାଇବା ଯୋଗ୍ୟ ସାଧାରଣ ଭୁଲ

  • Confusing electron domain geometry with molecular geometry
  • Not counting lone pairs

ବାରମ୍ବାର ଜିଜ୍ଞାସା

Why do lone pairs matter?

Lone pairs occupy more space than bonds; repel more strongly, affecting bond angles.

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