Question : Which artificial element has been provisionally named seaborgium by American researchers in honour of Nobel Laureate Glenn T. Seaborg?

Option 1: Element 97

Option 2: Element 106

Option 3: Element 90

Option 4: Element 103

Question : Who invented the modern periodic table?

Option 1: Michael Faraday

Option 2: Dmitri Mendeleev

Option 3: Isaac Newton

Option 4: Niels Bohr

Question : What is the name of a metallic radioactive transuranic element with atomic number 101 in the actinide series, discovered in 1955?

Option 1: Seaborgium

Option 2: Nobelium

Option 3: Mendelevium

Option 4: Rutherfordium

Question : When did Dmitri Mendeleev invent the periodic table, ordering the symbols of the chemical elements according to their atomic weights?

Option 1: 1794

Option 2: 1869

Option 3: 1890

Option 4: 1779

Question : Who conducted an X-ray spectroscopic study of a large number of elements and showed that the frequency of X-rays emitted by an element is related to the atomic number, Z, rather than the atomic mass?

Option 1: Lothar Meyer

Option 2: Dmitri Mendeleev

Option 3: Henry Moseley

Option 4: Johann Dobereiner