(n-Bu_4N)_3W_2Cl_9, prepared from K_3W_2Cl_9, can be readily converted to a series of [W(IV)]cluster compounds,W_3Cl_4(μ-OR)_2(OR’)_2(R’OH)_2, including seve
New rare earth vanadates YSr_(Q-x)Ca_xV_3O_(9-y)(x=0.0, 0.67, 1.0, 1.33 and 2.0) have beensynthesized by a new simple method. X-ray powder diffraction results