Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Chemical Sciences Transition Elements and Inner Transition Elements
The correct statement(s) about actinides is / are:
1) The 5f electrons of actinides are bound less tightly than the 4f electrons.
2) The trans uranium elements are prepared artificially.
3) All the actinides are radioactive.
4) Actinides do not exhibit actinide contraction.
1
1,2 and 3
2
4 and 2
3
1 and 3
4
3 and 4
5
Question Not Attempted