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प्रश्न
What is meant by a Group in the Periodic Table?
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उत्तर
The verticle columns from top to bottom are called groups.
संबंधित प्रश्न
An element Z has atomic number 16. Answer the following questions on Z:
1) State the period and group to which Z belongs
2) Is Z a metal or a non-metal?
3) State the formula between Z and hydrogen
4) What kind of a compound is this?
Rewrite the following statement after correction, if necessary:
Elements in the same period have equal valency
Why sodium element of group 1 and chlorine element of group 17 both have valency 1?
An element A has atomic number 14. To which period does this element belong and how many elements are there in this period.
How does the number of:
valency vary on moving from left to right in the second period of the periodic table?
Chorine in the periodic table is surrounded by the elements with atomic number 9, 16, 18 and 35.
Which of these have physical and chemical properties resembling chlorine.
Arrange the following in order of increasing radii:
Mg2+, Mg, Mg+
Name and state the following with reference to the elements of the first three periods of the periodic table.
Metalloid in Period 3.
Name the elements in Period 1.
State the property trends in general of elements on moving from left to right in a period of the periodic table.
