Q. Electronic configuration of the outer shell of the element Gd with atomic number 64 is
A. 4f4 5d5 6s1
B. 4f3 5d5 6s2
C. 4f5 5d4 6s1
D. 4f7 5d1 6s2
Answer: 4f7 5d1 6s2
Take Mock Tests
| Government Schemes Mock Test | Start Test! |
| Political Science Mock Test – 42 | Start Test |
| History Test – 190 | Start Test |
| Quantitative Aptitude Test | Start Test! | Data Interpretation - Mock Test | Start Test! |
| General Awareness - Mock Test | Start Test! |
| Reasoning Ability - Mock Test | Start Test! |
We will be happy to hear your thoughts