Class 9 Courses

Class 9 Chemistry App's Tests

Class 9 Chemistry e-Book's MCQs - Complete

Metals Quiz App Download & e-Book - 99

MCQ:

The oxide of aluminum is

  1. acidic
  2. basic
  3. neutral
  4. amphoteric

Class 9 Chemistry App & e-Book Tests PDF Download

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Metals App (Android & iOS)

Metals App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (iOS & Android)

A level Chemistry App (Android & iOS)

A level Chemistry App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)