கேள்வி: தெலூரியம் அறுபுளோரைடு - உசாத்துணை என்பது என்ன?
பதில்: *W.C. Cooper; ''Tellurium'', Van Nostrand Reinhold Company, New York, USA, 1971. *K.W. Bagnall; ''The Chemistry of Selenium, Tellurium and Polonium'', Elsevier Publishing, New York, 1966. *R.T. Sanderson; ''Chemical Periodicity'', Reinhold, New York, USA, 1960. *N.N. Greenwood and A. Earnshaw; ''Chemistry of the Elements'', 2nd edition, Butterworth, UK, 1997. *F. Albert Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann; ''Advanced Inorganic Chemistry'', John Wiley & Sons, 1999. *G.J. Hathaway, N.H. Proctor; ''Chemical Hazards of the Workplace'', 5th edition, Wiley-Interscience, New Jersey, 2004.