JEE CHEMISTRY UNIT 09
QUIZ NO 3
TOTAL QUESTIONS = 20
1. Which of the following has the smallest atomic radius?
A. B
B. N
C. Be
D. C
2. Which of the following groups in the periodic table contains only nonmetals?
A. Group 16
B. Group 14
C. Group 17
D. Group 15
3. The periodic trend of electronegativity is
A. Decreases across a period
B. No trend observed
C. Increases across a period
D. Increases down a group
4. Which of the following has the smallest atomic radius?
A. Si
B. Na
C. Mg
D. Al
5. The d-block elements belong to
A. Group 17
B. Groups 1 and 2
C. Groups 13 to 18
D. Groups 3 to 12
6. Which of the following elements is a p-block element?
A. Sulfur
B. Magnesium
C. Calcium
D. Sodium
7. The number of periods in the modern periodic table is
A. 6
B. 8
C. 7
D. 9
8. The most reactive non-metals are found in
A. Group 16
B. Group 17
C. Group 1
D. Group 2
9. Which of the following has the smallest ionic radius?
A. Al3+
B. Mg2+
C. Na+
D. Si4+
10. Which element is a p-block element?
A. Calcium
B. Scandium
C. Carbon
D. Sodium
11. The element with atomic number 12 belongs to which group?
A. Group 2
B. Group 13
C. Group 16
D. Group 18
12. Which of the following elements has the highest metallic character?
A. Cesium
B. Rubidium
C. Potassium
D. Sodium
13. The f-block elements are also called
A. Metalloids
B. Transition elements
C. Noble gases
D. Inner transition elements
14. Which element belongs to period 4 and group 15?
A. Phosphorus
B. Arsenic
C. Antimony
D. Nitrogen
15. Which of the following elements has the highest metallic character?
A. Potassium
B. Lithium
C. Sodium
D. Cesium
16. Which of the following is a characteristic of noble gases?
A. Low ionization energy
B. High reactivity
C. Complete octet
D. Large atomic radius
17. The metallic character of elements increases
A. From nonmetals to metals
B. None of the above
C. Down the group
D. Across the period
18. The modern periodic table is arranged in the order of
A. Density
B. Atomic number
C. Atomic mass
D. Reactivity
19. The electron affinity of chlorine is
A. Zero
B. Higher than fluorine
C. Equal to fluorine
D. Lower than fluorine
20. Which of the following has the highest electron affinity?
A. Fluorine
B. Nitrogen
C. Oxygen
D. Chlorine
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