下列各组物质中,所含原子团不相同的是 请选择DCBA9~'L-z:l,^,n6b.D5@1Q:e'{3t6{:l)L7H1w4k-D2E)n2\8S3g+?-Q8O(y;](J
A.和-D2E)n2\8S3g+?-Q8O(y;](J
B.和-D2E)n2\8S3g+?-Q8O(y;](J
C.和-D2E)n2\8S3g+?-Q8O(y;](J
D.和-D2E)n2\8S3g+?-Q8O(y;](J