Advertisements
Advertisements
Question
Arrange the following as per the instruction given in the bracket
He,Ar,Ne (Increasing order of the number of electron shells)
Solution
He < Ne < Ar
APPEARS IN
RELATED QUESTIONS
Differentiate between Normal elements and Transition elements.
How does the tendency to lose electrons change as we go down in group 1 of the periodic table? Why does it change this way?
An element 'M' has atomic number 11.
(a) Write its electronic configuration.
(b) State the group to which 'M' belongs.
(c) Is 'M' a metal or a non-metal.
(d) Write the formula of its chloride.
Study the extract of the Periodic Table given below and answer the questions that follow. Give the alphabet corresponding to the element in question. DO NOT repeat an element. 
The ion of which element will migrate towards the cathode during electrolysis?
Give the number of the group and the period of elements having three shells with three electrons in valence shell.
Arrange the following as per instruction given in the bracket.
Cl, F, Br, I (increasing electron affinity)
An element belongs to the third period and Group IIIA (13) of the periodic table. State: the number of valence electrons,
Answer the following question:
State the four blocks of the modern periodic table based on the electronic configuration of elements.
Name the period which is the shortest period of the periodic table.
