Science · Chemistry
निम्नलिखित में से कौन सिमेंट का घटक नहीं है?
- 1आर्गन (Ar)✓
- 2आयरन ऑक्साईड (Fe₂O₃)
- 3सिलिकॉन डायऑक्साईड (SiO₂)
- 4कैल्शियम ऑक्साईड (CaO)
सही उत्तर देखें
आर्गन (Ar)
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