Materials Science Practice Test 1

1. d-block elements generally show multiple oxidation states. An exception to this is:

2. Moving down a group, which of the following properties generally diminishes?

3. An octahedral void is surrounded by:

4. Paired electrons in an atom have equal values of all of the four quantum numbers.

5. Temporary IUPAC systematic symbol for the synthetic element 117 is:

6. Allotropes differ in which of the following properties:

7. Uranium and Thorium are two important elements in the nuclear power industry. In which block of the modern periodic table are they placed?

8. In water, the bond angle between the H-O H-O bond is less than 109° Why?

9. Various isotopes of a given element have same:

10. In which of the following Bravais lattices, not all axial angles are right angles?