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Classification of elements
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Match the element in column I with that in column II.
Column I
- a. Copper
- b. Fluorine
- c. Silicon
- d. Cerium
Column II
- i. Non-metal
- ii. Transition Metal
- iii. Lanthanoid
- iv. Metalloid
Correct answer: a → ii, b → i, c → iv, d → iii
Copper is a transition metal (a-ii); Fluorine is a non-metal (b-i); Silicon is a metalloid (c-iv); Cerium is a lanthanoid (d-iii).