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प्रश्न
______ forms the basis of the modern periodic table.
उत्तर
Atomic number forms the basis of the modern periodic table.
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संबंधित प्रश्न
Name an element of group 18 which can form compounds.
Give the symbol and valency of the following element and radical.
Hydrogen
Give the symbol and valency of the following element and radical.
Bisulphite
Identify gas A in the following experiment.
The amount of energy released when one or more electrons is added to the neutral atom is ______
The longest period of the Modern Periodic Table is period.
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?
“Hydrogen occupies a unique position in Modern Periodic Table”. Justify the statement.
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?
Answer the following in respect of element \[\ce{_16^32S}\].
Give its electronic configuration.
