If elements of quantum number greater than `n` were not allowed , the number of possible element in nature would be ?

If elements with principal quantum number ngt 4 were not allowed in nature, the number of possible elements would be:

If elements with principal quantum number ngt 4 were not allowed in nature, the number of possible elements would be:

If element with particle quantum number ngt4 were not allowed in nature , the number of possible element would be

If elements with principal quantum number n gt 4 were not allowed in nature, the number of possible elements would have been

If element with particle quantum number ngt4 were not allowed in nature , the number of posible elemant would be

If the elements with principal quantum number n gt 4 did not exist in nature the number of possible element would be ________ .

Names of elements with atomic numbers greater than 100 are given by IUPAC. the atomic number of the element with IUPAC name "Ununbium" is…………..

Elements having atomic number greater than ______ are radioactive.