HARD
8th ICSE
IMPORTANT
Earn 100

What would be the electronic configuration of a positively charged sodium ion? What would be its atomic number and mass number.
 

Important Questions on Atomic Structure

HARD
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 4 - Atomic Structure>Exercise>Q F
Which of the two would be chemically reactive, element X of atomic number 18 or element Z of atomic number 16? Explain your answer.
HARD
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 4 - Atomic Structure>Exercise>Q F

The electronic configuration of two elements X and Y are given below

Question Image

where p = proton, n = neutron, e = electron. When these two elements combine together to form a compound, give the mass (in grams) of one mole of this compound.