Q1:
Which of the following is one of the applications of scandium?
- A Manufacturing of artificial joints
- B Leather tanning
- C Manufacturing of high-end bicycle frames
- D High-power magnets
- E Manufacturing of car springs
Q2:
Which of the following period 4 metals is commonly used in alloys with iron as a decorative plating on car headlamps and has compounds that are used in the tanning of leather?
- A Zinc
- B Scandium
- C Cobalt
- D Copper
- E Chromium
Q3:
Which of the following period 4 metals is used for the purpose of weld testing?
- A Chromium metal
- B Scandium metal
- C Titanium metal
- D Cobalt metal
- E None of the above metals
Q4:
Which of the following period 4 elements is most commonly used in the production of dental implants?
- A Titanium
-
B
Scandium
-
C
Zinc
-
D
Vanadium
-
E
Manganese
Q5:
The following picture shows a potassium compound dissolving in water. This compound is commonly used in laboratories to oxidize other chemicals. Which of the following period 4 metals does it also contain atoms of?
- A Chromium
- B Scandium
- C Zinc
- D Manganese
- E Nickel
Q6:
Which of the following period 4 oxides is used as either a physical or a chemical sunscreens in many types of commercial sunblock?
- A
- B
- C
- D
- E
Q7:
Which of the period 4 d-block metals is the most abundant in Earth’s crust?
- A Zinc
- B Iron
- C Nickel
- D Titanium
- E Copper
Q8:
A catalyst was developed in the 1920s by American engineer Murray Raney. It is used in the hydrogenation of oils.
What is the name of the d-block element in period 4 that makes up this catalyst?
- A Iron
- B Nickel
- C Cobalt
- D Vanadium
- E Copper
Q9:
Galvanization is the process by which iron or steel is coated in a thin layer of a second metal in order to prevent corrosion. Which period 4 d-block metal is used to provide this coating?
- A Chromium
- B Zinc
- C Nickel
- D Scandium
- E Titanium
Q10:
Which of the following period 4 metals is the most likely to be found in the electrical wiring in many homes?
- A Scandium
- B Nickel
- C Copper
- D Manganese
- E Cobalt
Q11:
Which of the following transition elements is added to mercury-vapour lamps to emit high-quality light that resembles sunlight?
- A Vanadium
- B Cobalt
- C Chromium
- D Scandium
Q12:
All of the following are oxides of titanium. Which one is commonly used in sunscreens?
- A
- B
- C
- D
Q13:
Which radioactive isotope of a period 4 d-block metal is used in medicine to treat tumors?
- A Cobalt-60
- B Cobalt-57
- C Manganese-54
- D Zinc-65
- E Vanadium-50
Q14:
Which of the following zinc compounds is involved in the production of luminescent paints?
- A
- B
- C
- D
Q15:
Which of the compounds that contains a period 4 metal is commonly used as a catalyst?
- A
- B
- C
- D
- E
Q16:
Which of the following pairs of period 4 d-block metals are ferromagnetic and therefore able to form permanent magnets?
- A Nickel and titanium
- B Zinc and nickel
- C Iron and cobalt
- D Titanium and iron
- E Cobalt and vanadium
Q17:
The picture shows the result of testing for sugars using Fehling’s solution.
Fehling’s solution is prepared by combining two separate solutions, one of which is a period 4 metal sulfate.
What is the name of this period 4 metal?
- A Scandium
- B Copper
- C Chromium
- D Manganese
- E Vanadium
Q18:
Which of the following period 4 metal compounds is a well-known oxidizing agent often used in chemistry laboratories?
- A
- B
- C
- D
- E
Q19:
Which of the following alloys is used in railway tracks?
- A The manganese-copper alloy
- B The copper-tin alloy
- C The nickel-chromium alloy
- D The manganese-iron alloy
Q20:
Which of the following statements about the elements of the first transition series is true?
- A Cobalt is used in the manufacture of dry batteries.
- B Chromium is a very reactive metal and is hence prone to corrosion.
- C Manganese dioxide is used as a catalyst to prepare sulfuric acid by the contact method.
- D Manganese metal is rarely included in alloys.
Q21:
Which of the following is not an application of manganese alloy?
- A It is used as a strong oxidizing agent in dry cells.
- B It is used in airplane and car construction.
- C It is used in the manufacture of antiseptics.
- D It is used in the manufacture of railroad tracks and drink cans.
- E It is used in the manufacture of fungicides.
Q22:
Which transition metal in period 4 is often used with cadmium in the production of rechargeable batteries?
- A Nickel
- B Manganese
- C Zinc
- D Titanium
- E Iron
Q23:
Which of the following metals in d-block elements is used as a catalyst in the Haber process for making ammonia?
- A Vanadium metal
- B Manganese metal
- C Iron metal
- D Cobalt metal
- E Scandium metal
Q24:
Certain alloys are used in armor plating due to their high strength, resilience, and toughness. Which of the following period 4 metals is present in high percentages in these alloys that also contain aluminum?
- A Nickel
- B Vanadium
- C Copper
- D Titanium
- E Cobalt
Q25:
Which period 4 metal is used in all of the following applications?
- MRI scanners
- Food irradiation
- Radiotherapy
- High-strength magnets
- A Cobalt
- B Iron
- C Vanadium
- D Zinc
- E Titanium
