Actinoids MCQs : This section focuses on the "Actinoids". These Multiple Choice Questions (MCQs) should be practiced to improve the Actinoids skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Actinoid compounds are more basic than lanthanoid compounds.
A. True
B. False
Question 2
Actinoids are mostly attacked by which acid?
A. Hydrochloric acid
B. Nitric acid
C. Sulphuric acid
D. Boric acid
Question 3
All actinoids are diamagnetic in nature.
A. True
B. False
Question 4
Choose the correct statement.
A. Both actinoids and lanthanoids are less basic
B. Both actinoids and lanthanoids do not show same oxidation of +3
C. Both actinoids and lanthanoids do not exhibit magnetic and spectral properties
D. Both actinoids and lanthanoids are electropositive
Question 5
Which is the most stable oxidation state of actinoids?
A. 2
B. 3
C. 4
D. 5
Question 6
Which isotope of plutonium is used in nuclear bombs?
A. P-238
B. P-239
C. P-240
D. P-241
Question 7
Which of the actinoids is used as a nuclear fuel?
A. Actinium
B. Thorium
C. Uranium
D. Californium
Question 8
Which of the actinoids is used in the treatment of cancer?
A. Plutonium
B. Uranium
C. Curium
D. Thorium
Question 9
Which property of actinoids cannot be explained?
A. Radioactive
B. Oxidation
C. Magnetic
D. Acidic
Question 10
Which was the first transuraniumactinoid element to be discovered?
A. Neptunium
B. Americium
C. Protactinium
D. Actinium