Graduation of element properties( to atomic size)|Ms.Shoroku

the measuring unit of atomic radius is .........

picometer unit equals ................ m.

• 10¹²

• 10^-12

• 10⁶

by increasing the atomic number in the same group, the atomic size will ..................... .

the atomic size .................. by decreasing the atomic number in the same period.

• increase

• decrease

• no change

the atomic size is .................... with the atomic number in the same group.

• directly proportional

• inversely proportional

• doesn't change

the element ₁₁Na has atomic size ................. that of the element ₃Li .

• smaller than

• larger than

• equal to

the relation between the atomic size and the atomic number in the same period can be represented by ...............

• 
• 
• 

Bohr named the number of protons as ................

s-block has ............ groups while p-block has......... groups.

d-block elements are called ..........................