Structure of octakis(methylammonium) decamolybdate(8-) dihydrate
- Bharadwaj, P. K.
- Ohashi, Y.
- Sasada, Y.
- Sasaki, Y.
- Yamase, T.
DOIAbstract
[NH<SUB>3</SUB>(CH<SUB>3</SUB>)]<SUB>8</SUB>[Mo<SUB>10</SUB>O<SUB>34</SUB>].2H<SUB>2</SUB>O, M<SUB>r</SUB>= 1795·9, monoclinic, P2<SUB>1</SUB>/n, a= 12·596(2), b=17·175(2), c = 10·653(2) Å, β=9l·04(2)°, V=2304·2(6)Å<SUP>3</SUP> Z = 2, D<SUB>m</SUB>= 2·56 gcm<SUP>-3</SUP> (flotation). D<SUB>x</SUB>= 2·58 g cm<SUP>-3</SUP>, Mo Kα, λ = 0·71069 Å, μ= 11·38cm<SUP>-1</SUP>, F(000) = 1728, T= 293 K, R = 0·041 for 4838 observed data. The discrete |Mo<SUB>l0</SUB>O<SUB>34</SUB>|<SUP>8-</SUP> anion has a center of symmetry and is built up of one Mo<SUB>8</SUB>0<SUB>28</SUB>, unit and two Mo0<SUB>4</SUB> tetrahedra joined to the unit at the corners. The Mo<S...
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