Advertisements
Advertisements
प्रश्न
Give the chemical formula of sodium sulphite
Advertisements
उत्तर
It denotes in a compound, the number of atoms of element present.
∴ Formula = \[\ce{Na2SO3}\]
APPEARS IN
संबंधित प्रश्न
Why do all the elements of the same group have similar properties?
How does the tendency of elements to gain electrons change as we move from left to right in a period? State the reason of this change.
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
From the standpoint of atomic structure, what determines which element will be the first and which the last in a period the periodic table?
The elements A, B, C and D belong to groups 1, 2, 14 and 17 respectively of the periodic table. Which of the following pairs of elements would produce a covalent bond?
(i) A and D
(ii) C and D
(iii) A and B
(iv) B and C
(v) A and C
Name the type of elements which have two outermost shell incomplete.
The electronic configuration of an element T is 2, 8, 8, 1.
What is the period number of T?
Name an alkali metal in period 3 and halogen in period 2.
Write a short note.
Position of isotopes in the Mendeleev’s and the modern periodic table.
1H2 is an isotope of hydrogen. In the modern Periodic Table it will ______.
