Periods and Groups in the Periodic Table
Chemistry ⇒ Atomic Structure and the Periodic Table
Periods and Groups in the Periodic Table starts at 8 and continues till grade 12.
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How many groups are there in the modern periodic table?
How many periods are there in the modern periodic table?
If an element has 3 electron shells and 5 valence electrons, in which period and group is it?
If an element is in period 4, how many electron shells does it have?
The element chlorine is found in which group and period?
The element potassium is found in which group and period?
The element with atomic number 12 is in which group and period?
The number of elements in period 2 is:
The number of valence electrons in Group 17 elements is:
The number of valence electrons in Group 2 elements is:
The transition metals are found in which groups?
What is a group in the periodic table?
What is a period in the periodic table?
What is the main difference between elements in the same period and elements in the same group?
Which group contains elements that are all gases at room temperature?
Which group is known as the halogens?
Which group is known as the noble gases?
