Home / Unit-4 Periodic Table and Periodicity of Properties / Question
MCQ
Hydrogen is placed in Group 1 because it has:
Unit-4 Periodic Table and Periodicity of Properties
A one valence electron
B two valence electrons
C eight valence electrons
D no electron
Explanation

Like alkali metals, hydrogen has one valence electron.

Related MCQs

Halogens are present in which group?
Unit-4 Periodic Table and Periodicity of Properties View
Group 1 elements are also called:
Unit-4 Periodic Table and Periodicity of Properties View
Alkaline earth metals belong to which group?
Unit-4 Periodic Table and Periodicity of Properties View
The most reactive metals of the periodic table are:
Unit-4 Periodic Table and Periodicity of Properties View
Dobereiner arranged elements into groups of how many?
Unit-4 Periodic Table and Periodicity of Properties View
Elements with the strongest metallic character are located:
Unit-4 Periodic Table and Periodicity of Properties View