Composition of gun metal is (1) Cu, Zn, Sn (2) Al, Mg, Mn, Cu (3) Cu, Ni, Fe (4) Cu, Sn, Fe
Which of the following have both the compound isostructural. (A) TiCl4, SiCl4 (B) SO42-, CrO42- (C) NH3, NO3– (D) ClF3, BCl3 (1) A,B (2) A,C (3) B,C (4) A,D
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