Ikatan Kimia

Geometri molekul

 

Tipe Molekul dan Geometri Molekul

 

Jumlah Ikatan Pasangan Elektron Terikat Pasangan Elektron Bebas Tipe Molekul Geometri Molekul
2 2 0 AX2

  \begin{document} \chemfig{@{1}A(-[:0]@{2}X)(-[:180]@{3}X)} \arclabel{0.5cm}{2}{1}{3}{\footnotesize \SI{180}{\degree}} \end{document}

Linear

3 3 0 AX3

  \begin{document} \chemfig{@{1}A(-[:90]@{2}X)(-[:210]@{3}X)(-[:330]@{4}X)} \arclabel{0.5cm}{3}{1}{4}{\footnotesize \SI{120}{\degree}} \end{document}

Segitiga datar

4 4 0 AX4

  \begin{document} \chemfig{@{1}A(-[:90]@{2}X)(-[:199.5]@{3}X)(<[:300]@{4}X)(<:[:350]@{5}X)} \arclabel{0.5cm}{3}{1}{2}{\footnotesize \SI{109.5}{\degree}} \end{document}

Tetrahedral

5 5 0 AX5

  \begin{document} \chemfig{@{1}A(-[:0]@{2}X)(-[:150]@{3}X)(-[:210]@{4}X)(-[:90]@{5}X)(-[:270]@{6}X)} \arclabel{0.5cm}{3}{1}{4}{\footnotesize \SI{120}{\degree}} \end{document}

Bipiramida segitiga

6 6 0 AX6

  \begin{document} \chemfig{@{1}A(-[:30]@{2}X)(-[:150]@{3}X)(-[:210]@{4}X)(-[:330]@{5}X)(-[:90]@{6}X)(-[:270]@{7}X)} \arclabel{0.5cm}{3}{1}{4}{\footnotesize \SI{90}{\degree}} \end{document}

Oktahedral

4 3 1 AX3E

  \begin{document} \chemfig{@{1}\charge{90=\:} {A}(-[:199.5]@{3}X)(<[:300]@{4}X)(<:[:350]@{5}X)} \arclabel{0.5cm}{3}{1}{4}{\footnotesize \SI{100}{\degree}} \end{document}

Oktahedral

4 2 2 AX2E2

  \begin{document} \chemfig{@{1}\charge{45=\:,135=\:} {A}(-[:210]@{2}X)(-[:330]@{3}X)} \arclabel{0.5cm}{3}{1}{2}{\footnotesize \SI{104.5}{\degree}} \end{document}

Bentuk V

5 4 1 AX4E

  \begin{document} \chemfig{@{1}\charge{0=\:} {A}(-[:150]@{3}X)(-[:210]@{4}X)(-[:90]@{5}X)(-[:270]@{6}X)} \arclabel{0.5cm}{3}{1}{4}{\footnotesize \SI{120}{\degree}} \end{document}

Jungkat-jungkit (see-saw)

5 3 2 AX3E2

  \begin{document} \chemfig{@{1} \charge{135=\:,225=\:} {A}(-[2]@{2}X)(-[6]@{3}X)-@{4}X} \arclabel{0.5cm}{2}{1}{4}{\footnotesize \SI{90}{\degree}} \end{document}

Bentuk T

5 2 3 AX2E3

  \begin{document} \chemfig{@{1} \charge{0=\:,135=\:,225=\:} {A}(-[2]@{2}X)(-[6]@{3}X)} \arclabel{0.5cm}{2}{1}{3}{\footnotesize \SI{180}{\degree}} \end{document}

Linear

6 4 2 AX4E2

  \begin{document} \chemfig{@{1} \charge{90=\:} {A}(-[:30]@{2}X)(-[:150]@{3}X)(-[:210]@{5}X)(-[:330]@{7}X)} \arclabel{0.5cm}{2}{1}{3}{\footnotesize \SI{90}{\degree}} \end{document}

Segiempat datar

 

7 6 1 AX6E1

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Tetrahedral terdistorsi

(menyimpang)

 

SOAL LATIHAN

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