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प्रश्न
Name the element which has a total of three shells with five electrons in its valence shell?
उत्तर
Phosphorus (P)
संबंधित प्रश्न
The electronic configuration of an element T is 2, 8, 8, 1.
What is the valency of T?
Name the element which has a total of four shells with two electrons in its valence shell?
How does number of valence electrons vary on moving from left to right in the third period of a periodic table?
An element ‘A’ belongs to the third period and group 16 of the Periodic Table. Find out the valency of A.
Which one of the following elements exhibits a maximum number of valence electrons?
Arrange the following as per the instruction given in the bracket:
P, Si, F, Be (decreasing order of valence electrons)
Correct the statement.
Elements in the same period have the same valency.
An element has 2 electrons in its N shell.
What is the valency of this element?
Answer the following in respect of element \[\ce{_16^32S}\].
What is its valency?
This question refers to the elements of the Periodic Table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but the letters are not the usual symbols of the elements.
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| A | B | C | D | E | F | G | H |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| I | J | K | L | M | N | O | P |
Which of these is an element with valency 4?
