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Question
What is meant in the periodic table by a group?
Solution
Vertical columns in a periodic table that have the same number of valence electrons and similar chemical properties are called a group.
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RELATED QUESTIONS
What are the following group known as?
Group 18
Name two elements of each group.
Name and state the following with reference to the elements of the first three periods of the periodic table.
Noble gas with duplet arrangement of electrons.
Name the alkali metals, How many electron(s) they have in their outermost orbit.
Take any one alkali metal and write its reaction with (i)oxygen (ii)water (iii)acid.
Write the electronic configuration of the first two alkaline earth metals.
State the characteristics which remain similar in moving down in a group of the periodic table.
Write a short note on the following type of element –
alkaline earth metals
Write a short note on the following type of element –
halogens
Give a reason for the following:
Group 1 [I – A] elements are called alkali metals.
