Essential Chemistry for IGCSE - Metals And Reactivity (Section 4 - No. 2)
Which metal hydroxide is most stable to heat?
Lithium Hydroxide
Sodium Hydroxide
Potassium Hydroxide
Magnesium Hydroxide
Explanation
The alkali metal hydroxides (LiOH, NaOH, KOH) are stable to heat. Lithium hydroxide is the most stable out of the given choices.
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