alleryStart learning →Compared with the reactants, the products of a chemical reaction usually have
Aidentical properties
Bno mass at all
Cdifferent properties
Dthe same smell
Answer & Solution
Correct answer: C. different properties
New substances form in a reaction, so their properties differ from those of the reactants.
Keep practising Physical and chemical changes
Browse all Physical and chemical changes questions for Olympiad (Class 7), or explore more Science topics.
Related questions
A change in colour during a process most reliably suggestsCopper turns green after long exposure to damp air. This shows copper hasWhich pair correctly matches the change with its type?Baking soda is added to vinegar and bubbles of gas appear. This showsWhich of these is a physical change?A chemical reaction changes the atoms of a substance byRusting is specifically the corrosion of which metal?Stainless steel resists rusting because it forms a thin layer of