Question Detail Nail polish remover contains ? benzeneacetic acidacetonepetroleum ether Answer: Option C Ad Similar Questions : 1. Which acid is present in lemon ? marlic acidcitric acidlactic acidtartaric acid Answer: Option BExplanation:citric acid is present in lemon. 2. What is a mixture of potassium nitrate powdered charcoal and sulphur called? paintaluminiumbrassgun powder Answer: Option DExplanation:gun powder is the mixture of potassium nitrate powdered charcoal and sulphur. 3. Oil of vitriol is nitric acidsulphuric acidhydrochloric acidphosphoric acid Answer: Option B 4. Atomic number of an element gives the number of nucleons in its atomthe number of electrons in its atomthe weight of the atom of the elementthe total number of elementary particles in its atom Answer: Option B 5. Why is phosphorus kept under water ? to make it wetto make it durablewater forms a protective coating on itto save it from catching fire when exposed to dry air Answer: Option D Read more from - Chemistry Questions Answers