Physical Science 9

posted by .

when an electric current is passed through water 2 gasses are formed is this a chemical or physical change

  • Physical Science 9 -

    2 H2O ----> 2 H2 + O2

    That is a reaction in the outer valence electron shells so despite being a physicist, I call it chemical.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    Are the following physical or chemical: a. dew is dried by the sun a dark cloth is faded by the sunlight c. grape juice is converted to wine d. soap is dissolved in water a.physical b.physical c.chemical d.chemical Physical changes …
  2. science

    Which of the following in NOT a physical or chemical change?
  3. Chem Lab

    Am I right? Classify the following properties of sodium metal as physical or chemical: •Silver metallic color—physical property •Turns gray in air—physical property •Melts at 98º C-melting point is physical property •Reacts
  4. science

    Will you please check? Physical or chemical properties 1. bitter taste = physical taste 2. can neutralize a base= physical property 3. boiling point = physical property 4. reacts with a base to form water= physical 5. reacts with acid
  5. science

    Will you please check a few more? Physical change, chemical change or both kinds of change?
  6. science

    when an electric current is passed through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183C degree and the other has a boiling point of -253C degree. Has a physical or chemical change …
  7. Chemistry

    When an electric current passes through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183 C and the other has a boiling point of -253 C. Has a physical change or chemical change occurred?
  8. Science

    Fat reacting with sodium hydroxide Is this a chemical or physical change My answer is chemical is this right answer Chemical A originally is buoyant in water; after it mixed with HCI, the new substance now sinks in water. My answer …
  9. Bps science

    When electricity is passed through water hydrogen and Oxygen gas are found change. A change in the state of matter occurs. Is this a chemical or physical change.
  10. Science

    When an electric current passed through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183 degrees Celsius and the other has a boiling point of -253 degrees Celsius. Has a physical or …

More Similar Questions