Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET
Exam
NEET
Subject
Chemistry
Chapter
s Block Elements

NEET · Chemistry · s Block Elements

What happens to the outermost orbital electron of an alkali metal...

What happens to the outermost orbital electron of an alkali metal when it is exposed to a flame during a flame test?

Options

  1. AIt becomes stationary
  2. BIt moves to a lower energy level
  3. CIt gets excited to a higher energy level
  4. DIt is ejected from the atom

Correct answer

C. It gets excited to a higher energy level

Step-by-step solution

When an outermost orbital electron of an alkali metal is exposed to a flame during a flame test, it gets excited to a higher energy level due to the heat from the flame.
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. MHT CET Medical 2026Which of the following substance does NOT contain CaCO_3 ? MHT CET Medical 2026Which of the following compound used in petrol refining? MHT CET Medical 2026Which of the following elements is the radioactive alkaline earth metal? MHT CET Medical 2026Identify the pair of basic oxides from the following. MHT CET Medical 2026Bordeaux mixture consist of JIPMER 2019Alkali metals readily dissolve in liquid ammonia to give blue coloured solutions. The… JIPMER 2018If Na^ + ion is larger than Mg^ 2+ ions and S^ 2- ion is larger than Cl^ - ion, which of… JIPMER 2018 Full s Block Elements list All NEET PYQs