Advertisements
Advertisements
प्रश्न
Select the correct answer from the options given below.
The most reactive halogen from group 17.
पर्याय
chlorine
fluorine
bromine
Advertisements
उत्तर
fluorine
APPEARS IN
संबंधित प्रश्न
Consider the following elements: Be, Li, Na, Ca, K. Name the elements of (a) same group (b) same period.
What is meant in the periodic table by a group?
What are the following group known as?
Group 17
Name two elements of each group.
How do atomic structures (electron arrangements) change in a period with an increase in atomic numbers moving left to right?
Write the electronic configuration of the first two alkaline earth metals.
Write a short note on the following type of element –
alkali 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.
State the following:
The group whose elements are unreactive or inert.
