Why are noble gases also called inert gases?
Important Questions on Metals and Non-metals
The atomic numbers of three elements X, Y, and Z are given below.
X = 12 Y = 16 Z = 6
Answer the following question, on the basis of the above data.
Write the electronic configuration of all three elements.
The atomic numbers of three elements X, Y, and Z are given below.
X = 12 Y = 16 Z = 6
Answer the following question, on the basis of the above data.
Which of these elements is a metal?
The atomic numbers of three elements X, Y, and Z are given below.
X = 12 Y = 16 Z = 6
Answer the following question, on the basis of the above data.
Which element will form a cation of valency 2?The atomic numbers of three elements X, Y, and Z are given below.
X = 12 Y = 16 Z = 6
Answer the following question, on the basis of the above data.
Which element will form an anion of valency 2?The atomic numbers of three elements X, Y, and Z are given below.
X = 12 Y = 16 Z = 6
Answer the following question, on the basis of the above data.
Which two elements will combine to form an ionic bond? Also, write the formula.
The atomic numbers of three elements X, Y, and Z are given below.
X = 12 Y = 16 Z = 6
Answer the following question, on the basis of the above data.
Show the formation of bond between X and Y by electron dots.
Show the formation of the compound given below by transfer of electrons.
Sodium chloride.
Show the formation of the compound given below by the transfer of electrons.
Magnesium chloride.
