1) Match this with another box a) Sulfur b) Carbon c) Aluminium d) Iodine e) Helium 2) Link this element to another of its group a) Magnesium b) Copper c) Silver d) Osmium e) Potassium 3) Link this to another element in its group a) Bromine b) Phosphorus c) Selenium d) Boron e) Nitrogen 4) This is krypton, identify another element in its group a) Fluorine b) Oxygen c) Hydrogen d) Nitrogen e) Xenon 5) This is yttrium, which of the following elements are in the same period a) Tungsten b) Molybdenum c) Polonium d) Caesium e) Iron 6) What element has the symbol Sb a) Selenium b) Scandium c) Tin d) Antimony e) Arsenic 7) Who created the periodic table? a) Isaac Newton b) Albert Einstein c) J J Thompson d) Dimitri Mendeleev e) Ernest Rutherford 8) This is Marie Curie, which element did she discover? a) Polonium b) Uranium c) Ununoctium d) Francium e) Neptunium 9) Which of these elements are radioactive? a) Vanadium b) Einsteinium c) Tantalum d) Cobalt e) Iridium 10) Which of these elements has the lowest atomic mass? a) Sodium b) Gallium c) Manganese d) Palladium e) Mercury

Elements and the periodic table

Одштампај
Угради

Табела

Визуелни стил

Поставке

Промени шаблон

Врати аутоматски сачувано: ?