题目内容
试题答案
元素电负性随原子序数的递增而增强的是
A．Na K Rb B．N P As C．O S Cl D．Si P Cl
A．Na K Rb B．N P As C．Si P Cl D． O S Cl
A．Na > K > Rb B．N > P > As
C．O > S > Cl D．Si > P > Cl
A. Na, K, Rb B. N, P, As
C. Si, P, Cl D. O, S, Cl