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