Class 9 Courses

Periodicity and Properties MCQ App Download | Class 9 Chemistry App (iOS & Android)

Class 9 Chemistry MCQ: Complete Course

Periodicity and Properties MCQ App Download & e-Book - 219

Download eBook:

 eBook (Google eBook)  iBook (Apple iBook)  eBook (Kobo eBook)

Apps:

Periodicity and Properties App (Android) Periodicity and Properties App (iOS)
MCQ: 219

The decrease in the force of attraction between valence electrons and nucleus by inner electrons is called

  1. screening effect
  2. shielding effect
  3. photoelectric effect
  4. dopler effect

Class 9 Chemistry App & e-Book Tests PDF Download

Download Periodicity And Properties Mobile App (iOS & Android)

The App: Periodicity and Properties MCQ App to learn Periodicity and Properties Notes, 9th Grade Chemistry MCQ App, and A level Chemistry MCQ App. The "Periodicity and Properties MCQ" App to Free Download 9th Grade Chemistry Apps (iOS & Android) for virtual secondary school. Download App Store & Play Store Learning Apps with all functionalities for virtual secondary school.

Periodicity and Properties MCQ App (iOS & Android)

Periodicity and Properties MCQ App

Periodicity and Properties MCQ App (Android & iOS)

9th Grade Chemistry MCQ App

A level Chemistry MCQ App (Android & iOS)

A level Chemistry MCQ App

O Level Chemistry MCQ App (Android & iOS)

O Level Chemistry MCQ App