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Potassium reacts violently with cold water. It forms an alkaline solution of potassium hydroxide and hydrogen. potassium + water → potassium hydroxide + hydrogen (a) In what physical state is hydrogen
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Potassium reacts violently with cold water. It forms an alkaline solution of potassium hydroxide and hydrogen.

potassium + water → potassium hydroxide + hydrogen
(a) In what physical state is hydrogen given off? Choose your answer from the words in the box.
gas liquid solid solution​

User GeoO
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1 Answer

4 votes

Answer: Gas

Step-by-step explanation:

When they mix, hydrogen gas is produced.

User Jineesh
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