Group 18 elements are called as _____ and also known as _____.
noble gases
inert gases
Noble gases
Final answer:- Group 18 elements are called as noble gases and also known as inert gases.
Fill in the following blanks with suitable words :
(a) The basis for the modern periodic table is ……………
(b) The horizontal rows in a periodic table are called ……………
(c) Group 1 elements are called ………………
(d) Group 17 elements are known as ……………
(e) Group 18 elements are called ……………
(f) According to Newland’s classification of elements, the properties of sulphur are similar to those of oxygen because sulphur is the …………… element starting from oxygen.
(a) What are the following groups known as ?
(i) Group 1 (ii) Group 17 (iii) Group 18
(b) Name two elements of each group.
The group 18 elements are also known as: