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प्रश्न
What are horizontal rows and vertical columns in a periodic table known as?
उत्तर
The horizontal rows are known as periods and vertical columns in the periodic table are known as groups.
संबंधित प्रश्न
How many rows and columns are there in the Modem Periodic Table?
What is meant by a period, in a periodic table?
What is the usual number of valence electrons in the atoms of the last element in a period?
Give the symbol and valency of the following element and radical.
Calcium
Give the chemical formula of sodium bicarbonate
An element which is an essential constituent of all organic compounds belongs to
Which of the following is the outermost shell for elements of period 2?
A part of modern periodic table is given below. On its basis, answer the following questions:
| Group No. → | 1 | 2 | 13 | 14 | 15 | 16 | 17 | 18 |
| Period ↓ | ||||||||
| 2 | A | B | ||||||
| 3 | E | D | F | C |
Which of the element is a Noble gas?
Select the appropriate options and complete the following paragraph:
(metals, non-metals, metalloids, four, seven, s-block, p-block, d-block, f-block).
On the basis of electronic configuration, elements in the modern periodic table are classified Into ______ blocks. Groups 1 and 2 elements are included in ______ and all these elements are metals. (except Hydrogen). Group 13 to 18 elements are included in ______. This block contains metals, non-metals and metalloids. Group 3 to 12 elements are included in ______ and all the elements are ______ elements shown at the bottom of the periodic table i.e. Lanthanides and Actinides constitute ______ and all these elements are metals.
Answer the following in respect of element \[\ce{_16^32S}\].
To which group and period does it belong?
