The chemical formula of Hematite is_____________________?

Related Mcqs:

Organic soil are called____________________?

A. Peat B. Arid soil C. Muck D. Both a & b...

When two or more functional groups of single ligand are coordinated to metal cation the complex is termed as___________________?

A. Chelate B. Solution complex C. Complex ion D. All the above...

A soil is categorized as saline when EC of saturation extract is______________________?

A. >4dsm-1 B. 0.4dsm-1 D. 0.4 4.0 dsm-1...

The time for which water and ion remains in vicinity is called_____________________?

A. Primary hydration B. ppm C. Normality D. Residence time...

Humic acid is soluble in____________________?

A. Acid B. Alkali C. Both a & b D. None of the above...