Question

请写出下列物质的化学式氮气,氯气,碘,氦气,臭氧,溴,碳,硅,硫,磷,氩,锌,镁,铜,钠,铁,钾,钙,贡,银,铝

Answer 1

N2,Cl2,I2,He,O3,Br2,C,Si,S,Si,Ar,Zn,Mg,Cu,Na,Fe,K,Ca,Hg,Ag,Al