The compounds currently available are very effective in pest control. 1. Characteristic 1: a tetrazolium compound in formula (1),Q represents a group of members selected from the formula group (2)；R1,R2,R3 and R1 independently represent a hydrogen atom, a halogen atom, a cyanogen group, a nitrogen group, an Amin group, a water Xi group, a endosulfan group and an alquenilo c83231 group；a haloalkenyl group C grupo,a C₂₋₆ alkynyl group,a haloalkynyl group C₂₋₆,One alcoxi c83217c831832626,a haloalkoxy group C₁₋₆,a C₁₋₈ alkylamino group,a haloalkylamino C₁₋₈ group,a. A c8332121 asphalt group c831832626；a haloalkylthio C₁₋₆ group,a C₁₋₆ alkylsulfinyl group,a C₁₋₆ haloalkylsulfinyl group,a C₁₋₆ alkylsulfonyl group,a C₁₋₆ haloalkylsulfonyl group,a pentafluorosulfanyl group, a Cqu trialkylsilyl group,a C₂₋₆ alkylcarbonyl group,a C₂₋₆ alkoxycarbonyl group,a C₂₋₈ alkylaminocarbonyl group,a C₁₋₆ alkyl group that optionally has one or more groups selected from Group P¹ or a C₃₋₆ cycloalkyl group that optionally has one or more groups selected from Group P¹；R83088 and r83099 independently represent a hydrogen atom, a halogen atom or a tar group c833183323；R8310a represents a rental group of c8321 and 832431,a halogen atom, a C₁₋₄ alkoxy group,un grupo ciano un grupo nitro un grupo haloalquilo Ca C₂₋₄ alkenyl group or a C₂₋₄ haloalkenyl group；R8311th,R⁸ and R⁹ independently represent each other a hydrogen atom, a halogen atom, a C₁₋₃ alkyl group,a haloalkyl group C₁₋₃,a C₂₋₃ alkenyl group,a C₂₋₃ haloalkenyl group or a C₁₋₃ alkoxy group；R830404 represents a c83218331c8323；a haloalkyl group C₁₋₃,a C₂₋₃ alkenyl group,a haloalkenyl group C grupo,a C₂₋₃ alkynyl group,a haloalkynyl group C₂₋₃,a C₃₋₅ cycloalkyl group or a C₃₋₅ halocycloalkyl group；X represents oxygen atom or sulfur atom； A1 and A3 independently represent a hydrogen atom, a halogen atom, a cyanogen group, a nitrogen group, an amino group, a water Xi group, a sulfur group, an alquenilo c832283331 i8326；a haloalkenyl group
