Out of 118 known elements, only 98 are naturally occurring. Tell the names of the remaining 20 manmade elements.

Open in App

Solution

All elements with atomic numbers 1 through 98 are naturally occurring at least in trace quantities so the elements with atomic number 99 to 118 are man-made elements. Their name with atomic number is as follows :
Einsteinium (Es), 99
Fermium (Fm), 100
Mendelevium (Md), 101
Nobelium (No), 102
Lawrencium (Lr), 103
Rutherfordium (Rf), 104
Dubnium (Db), 105
Seaborgium (Sg), 106
Bohrium (Bh), 107
Hassium (Hs), 108
Meitnerium (Mt), 109
Darmstadtium (Ds), 110
Roentgenium (Rg), 111
Copernicium (Cn), 112
Ununtrium (Uut) 113
Flerovium (Fl) 114
Ununpentium (Uup) 115
Livermorium (Lv) 116
Ununseptium (Uus) 117
Ununoctium (Uuo) 118

Suggest Corrections

Similar questions

Q. Out of

118

elements known to us, how many elements occur naturally?

The elements or compounds, which occur naturally in the earth's crust, are known as __________.

Naturally occurring elements are:

Statement 1: Moon is the natural satellite of Earth.

Statement 2: Manmade satellites launched from the Earth to orbit around it, are known as artificial satellites. But, Moon is a naturally occurring celestial body, which revolves around the Earth.

Q. There are ______ elements known to us at present in which ______are naturally occuring and ______have been prepared artificially.

Join BYJU'S Learning Program