Advertisements
Advertisements
प्रश्न
Give the group number of following elements present in periodic table
उत्तर
- Magnesium : IIA
- Carbon : IVA
- Sulphur : VIA
- Neon : Zero
APPEARS IN
संबंधित प्रश्न
Write the merits of the modern periodic table over Mendeleev’s Periodic table
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
Fill in the following blank with suitable word:
Group 18 elements are called ...............
Which element has the electronic configuration 2, 8, 2?
What is the main characteristic of the last element in each period of the periodic table?
How does number of (i) valence electrons (ii) valency; vary on moving from left to right in the second period of a periodic table?
Write scientific reason.
Lithium and sodium are included in the same group in periodic table.
Which of the given elements A, B, C, D and E with atomic number 2, 3, 7, 10 and 30 respectively belong to the same period?
The maximum number of electrons that can be accommodated in s, p,d, and f subshells are ______.
Spot the error:
There are 5 periods and 17 groups in the modern periodic table.
