Advertisements
Advertisements
प्रश्न
How were elements arranged in the long form of the periodic table or the Modern Periodic Table?
Advertisements
उत्तर
Long-form of periodic table elements were arranged in increasing order of atomic number.
APPEARS IN
संबंधित प्रश्न
Give two example of group 17 elements.
where should hydrogen be placed in the modern periodic table? Give reason for your answer.
Which element has two shells, both of which are completely filled with electrons?
Correct the statement.
Copper and zinc are representative elements.
Name two elements in Inert gas.
State the modern periodic law for the classification of elements. How many (i) groups and (ii) periods are there in the modern periodic table?
Give the symbol and valency of the following element and radical.
Sulphite
Name the following:
The group of the Modern Periodic Table to which calcium [Ca2+] belongs.
Noble gases belong to______ group of the 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
