Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEETChemistrys Block Elements

Among the alkali metals, which one has the lowest density?

Options

  1. ALithium (Li)
  2. BSodium (Na)
  3. CPotassium (K)
  4. DCesium (Cs)

Correct answer

D. Cesium (Cs)

Step-by-step solution

Cesium (Cs) has the lowest density among the alkali metals.

Practice s Block Elements on Quantrex Academy →

More from s Block Elements

Identify the oxide used as CO ₂ adsorbent and oxygen generator from following. 2026Which of the following substance does NOT contain CaCO ₃ ? 2026Which of the following compound used in petrol refining? 2026Which of the following elements is the radioactive alkaline earth metal? 2026Identify the pair of basic oxides from the following. 2026Bordeaux mixture consist of 2019Alkali metals readily dissolve in liquid ammonia to give blue coloured solutions. The blue colour is believed to be due to 2018If Na ⁺ ion is larger than Mg ²⁺ ions and S ²⁻ ion is larger than Cl ⁻ ion, which of the following will be stable salt in water? 2018 Full s Block Elements list All NEET PYQs