点\( P(2, - 1,3) \) 关于 \( xOy \)坐标面,关于\( x \) 轴,关于原点的对称点分别为( ).
A: \( (2, - 1, - 3),(2,1, - 3),( - 2,1, - 3) \)
B: \( ( - 2, - 1, - 3),(2, - 1, - 3),( - 2,1, - 3) \)
C: \( (2, - 1, - 3),( - 2,1, - 3),( - 2, - 1, - 3) \)
D: \( ( - 2, - 1, - 3),( - 2,1, - 3),(2, - 1, - 3) \)
A: \( (2, - 1, - 3),(2,1, - 3),( - 2,1, - 3) \)
B: \( ( - 2, - 1, - 3),(2, - 1, - 3),( - 2,1, - 3) \)
C: \( (2, - 1, - 3),( - 2,1, - 3),( - 2, - 1, - 3) \)
D: \( ( - 2, - 1, - 3),( - 2,1, - 3),(2, - 1, - 3) \)
举一反三
- 已知一个价电子轨道量子数为1,自旋量子数为1/2,总磁量子数的可能值: A: 3/2,1/2 ,-1/2 ,-3/2 B: 3/2 ,1/2 ,-1/2,-3/2 C: 3/2,1/2 ,0,-1/2, -3/2 D: 3/2,1/2 ,1/2 ,0,-1/2, -1/2,-3/2
- 点P(-3,2,-1)关于xoy坐标面的对称点是 A: (-3,2,1) B: (3,-2,-1) C: (3,-2,1) D: (-3,-2,1)
- 点M(3,-2,1)关于坐标原点的对称点是( ) A: (-3,2,-1) B: (-3,-2,-1) C: (3,-2,-1) D: (-3,2,1)
- 点M(3,-2,1)关于坐标原点的对称点是( ) A: (-3,2,-1) B: (-3,-2,-1) C: (3,-2,-1) D: (-3,2,1)
- 点M(3,-2,1)关于坐标原点的对称点是( ) A: (-3,2,-1) B: (-3,-2,-1) C: (3,-2,-1) D: (-3,2,1)