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प्रश्न
Group 13 to 18 : p block : : _______ : d block
उत्तर
Group 13 to 18 : p block : : Group 3 to 12 : d block
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संबंधित प्रश्न
Why do all the elements of the same group have similar properties?
Fill in the following blank with suitable word:
The basis for modern periodic table is ...............
Fill in the following blank with suitable word:
Group 18 elements are called ...............
Give two example of group 1 elements.
Give two example of group 18 elements.
What is the significance of atomic number in the modern classification of elements? Explain with the help of an example.
Name the scientist who prepared modern periodic table.
How would the tendency to gain electrons change on moving from left to right in a period of the periodic table?
State how the valency of elements varies in a period of the periodic table?
On the basis of electronic configuration, how will you identify the first element of a period?
What are the merits of the modern periodic table of elements?
What are the periods in a periodic table? Give two characteristics of each.
Which of the following are the correct characteristics of isotopes of an element?
(i) same atomic mass
(ii) same atomic number
(iii) same physical properties
(iv) same chemical properties
(a) (i), (ii) and (iv)
(b) (ii), (iii) and (iv)
(c) (ii) and (iii)
(d) (ii) and (iv)
How many groups and periods does the modern periodic table have?
Name two elements in each case:
Actinides
Name the type of elements which have one electron short of octet.
State its position in the periodic table?
The electronic configuration of an element T is 2, 8, 8, 1.
What is the group number of T?
An element E has following electronic configuration:
|
K |
L |
M |
|
2 |
8 |
6 |
(a) To which group of the periodic table does element E belong?
(b) To which period of the periodic table does element E belong?
(c) State the number of valence electrons present in element E.
(d) State the valency of the element E.
What is the number of elements in the 3rd period, of the modern periodic table?
Name and state the following with reference to the elements of the first three periods of the periodic table.
A covalent compound formed by an element in period 2 and a halogen.
Answer the following question.
How it can be proved that the basic structure of the Modern Periodic Table is based on the electronic configuration of atoms of different elements?
Give the symbol and valency of the following element and radical.
Chlorine [Chloride]
Give the symbol and valency of the following element and radical.
Nitrogen [Nitride]
State the number of elements in Period 1 of the Periodic Table.
What are the periods in a periodic table?
The modern periodic table has 1 to 7 periods.
To the left of the zig-zag line in the periodic table are the metal elements.
In the modern periodic table, elements are arranged according to their ______
The amount of energy released when one or more electrons is added to the neutral atom is ______
Which of the following elements would lose an electron easily?
Which of the following elements does not lose an electron easily?
The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong?
If an element X is placed in group 14, what will be the formula and the nature of bonding of its chloride?
Noble gases are placed in the ______ group in the modern periodic table.
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 |
Write the molecular formula of the compound formed by the combination:
A and F
Name two elements that you would expect to show chemical reactions similar to calcium. What is the basis of your choice?
