Chemistry
Grade-9
Easy

Question

Which group of metals are more reactive? 

  1. Alkali metals 
  2. Alkaline earth metals 
  3. Transition metals
  4. Rare earth metals

hintHint:

Sodium catches fire in open air.

The correct answer is: Alkali metals 


    • Alkali metals are very reactive in nature.
    • Alkaline earth metals are comparatively less reactive in nature.
    • Transition metals are generally less reactive than the main group metals.
    • Rare earth metals are reactive but less than alkali metals.

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