Chemistry GK in Hindi
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सामान्य फिटकरी है ?
- (A) K₂SO₄-AI₂(SO₄)₃-18H₂O
- (B) K₂SO₄-Fe₂(SO₄)₃-24H₂O
- (C) K₂SO₄-AI₂(SO₄)₃-21H₂O
- (D) K₂SO₄-AL₂(SO₄)₃-24H₂O
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