A.4B.3C.3D.4E.2i32010mig223010ming+1/21/2+1/21/2+1/2 16. Which one of the following pain are isoefectronie? A) Na2 and K according to the equation? CaCO3(s)CaO(s))+CO2(g) A) 250I A)25.0LB)0.449L 18. Which of the following species bas the tates A)CH4ClC)45.7ml. B) CH. 19. Given the following neaction in acidie modic C) CH al A) 7 B) 5 20. Which of the bounds belowe wous D) 2r24 and Cx74 B. Mtt2+ and Ar A) 5i1 C) 1 for waser ia the balueced reacrion is D) 3 D)224I. A) SiP b) CH4 E) 3.81. A) 82.6nm B) 6.8101Anma C) 0.612nm A) Cl I principal chergy level. Recell that fog hydrogen during transition of its clectoo from E) CHIBr D) 97.2nm F) 365nm B) chlorine 4PCl(2), the teducing agent is As the fregacney of an electtomatgnctic wave increases 4) its wavelength must increase. D) phosphorus, E) noine of therst, its energy must increise. C) its specd mast increase. hich of the following pairs of elements would be most itikely to formalitede must increase. Al and K B) Al and Mg C) Cland 1 D) Cl and Mg