آر آر بی ٹیکنیشن 2013 سوالات 40
سوال: BaO ایک/ایک ہے
اختیارات:
A) ایمفوٹرک آکسائیڈ
B) غیرجانبدار آکسائیڈ
C) تیزابی آکسائیڈ
D) بنیادی آکسائیڈ
Show Answer
جواب:
صحیح جواب: D
حل:
- دستیاب نہیں
BETA
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