Major Competitive Exams

Q. Which of the following elements has the largest ionic radius?
  • A. Na+
  • B. Mg2+
  • C. Al3+
  • D. K+
Q. Which of the following elements has the smallest atomic radius?
  • A. Sodium
  • B. Chlorine
  • C. Argon
  • D. Fluorine
Q. Which of the following elements is a d-block element?
  • A. Sodium
  • B. Iron
  • C. Calcium
  • D. Boron
Q. Which of the following elements is a f-block element?
  • A. Uranium
  • B. Titanium
  • C. Zinc
  • D. Copper
Q. Which of the following elements is a halogen?
  • A. Oxygen
  • B. Nitrogen
  • C. Fluorine
  • D. Neon
Q. Which of the following elements is a halogen? (2017) 2017
  • A. Bromine
  • B. Barium
  • C. Bismuth
  • D. Boron
Q. Which of the following elements is a member of the actinide series?
  • A. Radium
  • B. Plutonium
  • C. Barium
  • D. Thorium
Q. Which of the following elements is a metalloid in the p-block?
  • A. Boron
  • B. Aluminium
  • C. Gallium
  • D. Indium
Q. Which of the following elements is a metalloid in the p-block? (2022) 2022
  • A. Boron
  • B. Aluminium
  • C. Gallium
  • D. Indium
Q. Which of the following elements is a metalloid?
  • A. Boron
  • B. Sodium
  • C. Calcium
  • D. Chlorine
Q. Which of the following elements is a noble gas?
  • A. Helium
  • B. Hydrogen
  • C. Oxygen
  • D. Nitrogen
Q. Which of the following elements is a noble gas? (2021) 2021
  • A. Oxygen
  • B. Nitrogen
  • C. Neon
  • D. Hydrogen
Q. Which of the following elements is a p-block element?
  • A. Calcium
  • B. Sodium
  • C. Bromine
  • D. Iron
Q. Which of the following elements is a p-block element? (2021) 2021
  • A. Sodium
  • B. Calcium
  • C. Aluminium
  • D. Iron
Q. Which of the following elements is a part of the actinide series?
  • A. Lanthanum (La)
  • B. Cerium (Ce)
  • C. Uranium (U)
  • D. Neodymium (Nd)
Q. Which of the following elements is a transition metal?
  • A. Zinc
  • B. Aluminum
  • C. Calcium
  • D. Sodium
Q. Which of the following elements is an s-block element?
  • A. Boron
  • B. Sodium
  • C. Aluminum
  • D. Carbon
Q. Which of the following elements is found in Group 17?
  • A. Oxygen
  • B. Fluorine
  • C. Sodium
  • D. Calcium
Q. Which of the following elements is found in period 3?
  • A. Sodium
  • B. Calcium
  • C. Potassium
  • D. Magnesium
Q. Which of the following elements is known for forming complex ions?
  • A. Calcium
  • B. Copper
  • C. Sodium
  • D. Magnesium
Q. Which of the following elements is known for its catalytic properties?
  • A. Copper
  • B. Iron
  • C. Platinum
  • D. Zinc
Q. Which of the following elements is likely to have a half-filled p subshell?
  • A. N
  • B. O
  • C. F
  • D. Ne
Q. Which of the following elements is most likely to form a +1 ion?
  • A. Calcium
  • B. Potassium
  • C. Aluminum
  • D. Bromine
Q. Which of the following elements is most likely to form a cation?
  • A. Fluorine
  • B. Sodium
  • C. Chlorine
  • D. Oxygen
Q. Which of the following elements is most likely to form a covalent bond? (2023)
  • A. Sodium
  • B. Chlorine
  • C. Calcium
  • D. Potassium
Q. Which of the following elements is most likely to form an anion? (2023)
  • A. Boron
  • B. Carbon
  • C. Fluorine
  • D. Aluminum
Q. Which of the following elements is most likely to form an ionic bond? (2023)
  • A. Carbon
  • B. Oxygen
  • C. Sodium
  • D. Nitrogen
Q. Which of the following elements is most likely to form an ionic bond? (2023) 2023
  • A. Carbon
  • B. Oxygen
  • C. Sodium
  • D. Nitrogen
Q. Which of the following elements is most likely to form covalent bonds? (2023)
  • A. Sodium
  • B. Magnesium
  • C. Chlorine
  • D. Aluminum
Q. Which of the following elements is not a metalloid?
  • A. Silicon
  • B. Boron
  • C. Germanium
  • D. Aluminum
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