Q1) Which group of elements are collectively referred to as d-block elements?

a) Group 1 and 2

b) Group 3 to 12

c) Group 13 to 18

d) Group 17 and 18

Q2) Which of the following is not a d-block element?

a) Iron

b) Calcium

c) Copper

d) Zinc

Q3) D-block elements occupy which blocks in the periodic table?

a) s-block

b) d-block

c) p-block

d) f-block

Q4) Which d-block element is commonly used in galvanization?

a) Iron

b) Copper

c) Zinc

d) Nickel

Q5) Which d-block element is used in stainless steel production?

a) Iron

b) Chromium

c) Cobalt

d) Vanadium

Q6) Which d-block element is commonly used in batteries?

a) Iron

b) Copper

c) Zinc

d) Nickel

Q7) Which d-block element is essential for the transport of oxygen in blood?

a) Iron

b) Cobalt

c) Copper

d) Zinc

Q8) Which of the following d-block elements is used in the production of steel?

a) Nickel

b) Cobalt

c) Iron

d) Copper

Q9) Which d-block element is commonly used in jewelry due to its lustrous appearance and resistance to tarnishing?

a) Silver

b) Gold

c) Platinum

d) Palladium

Q10) The lanthanide series belongs to which block of the periodic table?

a) s-block

b) d-block

c) p-block

d) f-block

Q11) Which of the following is not a lanthanide element?

a) Europium

b) Neodymium

c) Thorium

d) Gadolinium

Q12) Which f-block element is commonly used in nuclear reactors as a fuel?

a) Thorium

b) Uranium

c) Plutonium

d) Neptunium

Q13) Which f-block element is known for its application in magnets?

a) Neodymium

b) Europium

c) Samarium

d) Cerium

Q14) The actinide series belongs to which block of the periodic table?

a) s-block

b) d-block

c) p-block

d) f-block

Q15) Which of the following is not an actinide element?

a) Uranium

b) Thorium

c) Protactinium

d) Neodymium

Q16) Which f-block element is commonly used in the production of fluorescent lamps?

a) Neodymium

b) Europium

c) Samarium

d) Cerium

Q17) Which d-block element is commonly used as a catalyst in the Haber process for ammonia production?

a) Iron

b) Cobalt

c) Nickel

d) Ruthenium

Q18) Which f-block element is used in the control rods of nuclear reactors?

a) Thorium

b) Uranium

c) Plutonium

d) Neptunium

Q19) Which d-block element is commonly used in the plating industry?

a) Iron

b) Copper

c) Zinc

d) Nickel

Q20) Which f-block element is used in the production of high-strength magnets, particularly in hybrid cars and wind turbines?

a) Neodymium

b) Europium

c) Samarium

d) Cerium