Class 9 Chemistry e-Book's MCQs - Complete
Periodicity and Properties: Class 9 Chemistry MCQs App & e-Book - 132
Apps:
MCQ: 132
The value of ionization energy
- decreases down the group
- increases down the group
- remains same down the group
- decreases in period
a
Class 9 Chemistry App & e-Book Tests PDF Download
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9th Grade Chemistry MCQs eBook Download
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