What happens to the chemical structure of water when it changes state

No change in chemical structure of water

Explanation:

Water is composed of two atoms of hydrogen and one atom of oxygen bonded together called chemically H20. when it changes its state that is either from ice to water or water to vapor state, it only changes it physical form and not chemical hence chemical form remain same that it remain H2O in each state.

i got 3,4 and 5 as an answer

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