alleryStart learning →Water is split into hydrogen and oxygen. Why is this chemical?
AWater merely changes its state
BDifferent substances are formed
COnly particle spacing changes
DOnly the container shape changes
Answer & Solution
Correct answer: B. Different substances are formed
Hydrogen and oxygen are chemically different substances from water, so producing them changes its composition.
Keep practising Physical and Chemical Changes
Browse all Physical and Chemical Changes questions for ICSE Class 8, or explore more Chemistry topics.
Related questions
Rust is scraped off iron. Has scraping reversed rust formation?A pendulum repeats its motion at regular intervals. It is?Iron becomes magnetised without reacting. What changes?Compare an egg cracking and its contents rotting. They are?Why is milk becoming curd a chemical change?After a candle is put out, liquid wax sets. What is reversed?A candle's wax melts and its vapour burns. These changes are?Crystal shape changes, but composition does not. The change is?