At STP ,the order of root mean square speed of molecules H_2 , N_2 , O – InterviewSolution

1.	At STP ,the order of root mean square speed of molecules H_2 , N_2 , O_2 and HBr is :
Answer» `H_2 GT N_2 gt O_2 gt HBR` `HBr gt O_2 gt N_2 gt H_2` `HBr gtH_2 gtO_2 gtN_2` `N_2 gt O_2 gt H_2 gt HBr` ANSWER :A

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