Chemistry · Periodic Classification of Elements
Consider the following statements regarding the size of an atom. Statement 1: The size of a typical atom is approximately in the range of 0.1 nm to 0.5 nm. Statement 2: Atomic size increases as we move from left to right in a period of the periodic table. Statement 3: The atomic radius of a hydrogen atom is about 37 picometers (approx. 3.7 × 10-11 m). Which of the above statements is/are correct?
- 1Only 2 and 3
- 2Only 1, 2 and 3
- 3Only 1 and 2
- 4Only 1✓
Correct answer
Only 1
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