The coloured glassy mass in borax bead test is due to the formation of___________________?

Related Mcqs:

Boron is non metal while other elements of IIIA group are metals. This is because______________?

A. it has small size B. it has high nuclear charge C. it forms molecular addition compounds D. all of the above...

Substance which is found in dried up lakes of Tibet and California is_______________?

A. Tincal B. Boric acid C. Calcium carbonate D. Colemanite...

Which of the following does not give Borax bead test ?

A. Cu B. Cr C. Ni D. A1...

Which of the following will decompose to produce litharge_________________?

A. Pb2O B. Pb3O4 C. PbO2 D. All of the above...

Boron in soil has been considered micronutrient for_________________?

A. Soil porocity B. Proper growth of plants C. Alkalinity of soil D. All...