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  9. Q68

RRB Technician (Grade I Signal + Grade III) 2026 · Question 68 of 265

Consider the following statements regarding the size of an atom. Statement 1: The size of an 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 radius of a hydrogen atom is about 10⁻¹⁰ meters. Which of the above statements is/are correct?

  1. AOnly 2 and 3
  2. BOnly 1 and 2
  3. COnly 1, 2 and 3
  4. DOnly 1 and 3Correct

Answer: D. Only 1 and 3

Official answer key verified. Detailed explanation coming soon.

Source: RRB Technician Grade III 06-Mar-2026 Shift 2 (oliveboard compilation with answer key) · reliable-secondary

← Q67View full paper (265 questions)Q69 →

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