Question : In a peridic table of elements on moving from left to right across a period ,the atomic radius
Option 1: Decreases
Option 2: Increases
Option 3: Remains un changed
Option 4: Does not follow a definite pattern
Latest: SSC CGL preparation tips to crack the exam
Don't Miss: SSC CGL complete guide
New: Unlock 10% OFF on PTE Academic. Use Code: 'C360SPL10'
Correct Answer: Decreases
Solution : The correct option is - decreases.
In a period, the atomic radius decreases from left to right. Protons are added to the atom's nucleus of the elements, increasing its positive charge and strengthening its pull on the electrons. As a result the size of atom decreases due to stronger attractive force from nucleus on moving left to right across a period.
Candidates can download this ebook to know all about SSC CGL.
Answer Key | Eligibility | Application | Selection Process | Preparation Tips | Result | Admit Card
Question : When iron rusts, its weight
Question : At the boiling point of liquids, its
Question : If a speed of rotation of the earth increases, the weight of the body
Question : What happens to the atomic size as you go down the group?
Question : The law of demand states that:
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile