/6 Science Quiz (for 12 to 16 years old): Quiz 7 1 / 6Which of the following is in liquid form at room temperature? Cerium Sodium Lithium Francium 2 / 6What is laughing gas? Sulphur dioxide Hydrogen peroxide Nitrous Oxide Carbon monoxide 3 / 6Which of the following are the ingredients of gun metal? Iron, tin Copper, Tin Iron, Brass, Tin Iron, Zinc, Titanium 4 / 6Actinides are the elements with atomic numbers from 101 to 115 36 from 43 89 to 103 97 to 104 5 / 6Sodium metal is kept under kerosene alcohol water petrol 6 / 6From which mineral is radium obtained? Rutile Limestone Haematite Pitchblende Your score is 0% Restart quiz Next quiz Please rate the quiz Send feedback
