Chemistry The molecular formula of phosphorous is P2 P4 P3 P1 P2 P4 P3 P1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is bauxite haematite monazite magnetite bauxite haematite monazite magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of periodic table of contents discovery of elements metallurgy atomic structure periodic table of contents discovery of elements metallurgy atomic structure ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest commercial form of iron ? Stainless steel Pig iron Steel Wrought iron Stainless steel Pig iron Steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Neutral Basic None of these Acidic Neutral Basic None of these Acidic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is usually a mixture of : Lime stone and silicon dioxide Calcium aluminate and calcium ferrate Calcium silicate and calcium ferrate Calcium silicate and calcium aluminate Lime stone and silicon dioxide Calcium aluminate and calcium ferrate Calcium silicate and calcium ferrate Calcium silicate and calcium aluminate ANSWER DOWNLOAD EXAMIANS APP
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