The correct answer is: C) Potassium reacts vigorously with water forming potassium hydroxide and hydrogen gas.
2K + 2H₂O → 2KOH + H₂
Information Booster: • The reaction is highly exothermic and can ignite H₂ gas.
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60 Mins English English35 Questions35 Marks20 Mins English English10 Questions10 Marks7 Mins EnglishWhat is the term used for a substance that reduces the rate of a chemical reaction?
Which chemical is known as Philosopher’s Wool?
Which of these metals reacts with water at normal temperature?
In industrial settings, Freon-12 is most commonly manufactured by which chemical reaction?
In the reaction: 2H₂ + O₂ → 2H₂O, if 5 moles of H₂ and 2 moles of O₂ are mixed, the limiting reagent is:
Which kitchen process is an example of osmosis?
Which of the following is an example of a chemical change?
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