Advertisements
Advertisements
Question
Elements in the modern periodic table are arranged in ______groups and______ periods.
Options
7, 18
18, 7
17, 8
8, 17
Solution
Elements in the modern periodic table are arranged in 18 groups and 7 periods.
APPEARS IN
RELATED QUESTIONS
How many rows and columns are there in the Modem Periodic Table?
How does the tendency of elements to gain electrons change as we move from left to right in a period? State the reason of this change.
Correct the statement.
Transition elements are placed at extreme right of the periodic table.
Name two elements in halogens.
State the main aim of classifying elements. Which is the more fundamental property of elements that is used in the development of Modern Periodic Table? Name and state the law based on this fundamental property. On which side of the periodic table one can find metals, non-metals and metalloids?
State the modern periodic law.
An element A has 2 electrons in its fourth shell. State its electronic configuration.
In the modern periodic table, the positions of 1 to 20 elements are shown here. Identify the elements A and B. Write their atomic number.
Element ‘X’ forms a chloride with the formula XCl2, which is solid with a high melting point. X would most likely be in the same group of the periodic table as: ______
Answer the following in respect of element \[\ce{_16^32S}\].
To which group and period does it belong?
