Advertisements
Advertisements
Question
Fill in the following blank with suitable word:
Group 1 elements are called ...............
Solution
Group 1 elements are called alkali metals.
APPEARS IN
RELATED QUESTIONS
Write the names given to the vertical columns and horizontal rows in the Modern Periodic Table. How does the metallic character of elements vary on moving down a vertical column? How does the size of atomic radius vary on moving left to right in a horizontal row? Give reason in support of your answer in the above two cases.
How does the metallic character of elements in Modern Periodic Table vary on moving from left to right in a period, and (ii) down a group?Give reason to justify your answer.
What is meant by a period, in a periodic table?
What is a period in a periodic table?
On the basis of electronic configuration, how will you identify chemically similar elements?
Give the symbol and valency of the following element and radical.
Calcium
Give the symbol and valency of the following element and radical.
Oxygen [Oxide]
Give the symbol and valency of the following element and radical.
Bisulphate
Find the odd one out and give its explanation.
Define periods of modern periodic table.
