/6 Science Quiz (for 12 to 16 years old): Quiz 10 1 / 6Which of the following is not an isotope of hydrogen? Yttrium Protium Tritium Deuterium 2 / 6The main constituents of pearls are aragonite and conchiolin calcium oxide and ammonium chloride calcium carbonate and magnesium carbonate ammonium sulphate and sodium carbonate 3 / 6Water is a good solvent of ionic salts because It has a high boiling point It has a high dipole moment It has no colour It has a high specific heat 4 / 6Amalgams are alloys which have great resistance to abrasion highly coloured alloys alloys which contain carbon alloys which contain mercury as one of the contents 5 / 6Which of the following is the lightest metal? Lithium Lead Silver Mercury 6 / 6Bell metal is an alloy of zinc and copper nickel and copper tin and copper brass and nickel Your score is 0% Restart quiz Next quiz Please rate the quiz Send feedback By WordPress Quiz plugin
