What are Columns in Periodic table called?

Related Mcqs:

which of these plants open its mouth when insect sit on its lid?

A. Sunflower B. Pitcher plant C. Brassica Plant D. None of these...

In the manufacture of banaspati ghee the gas used is __________?

A. Helium B. Hydrogen C. Oxygen D. Nitrogen...

Rainfall related to mountains is:

A. Orographic rainfall B. Normal rainfall C. Monsoon rains D. Cyclonic rainfall...

P-waves is a term associated with__________?

A. Earthquakes B. Oceans C. Wind D. Rivers...

What is the largest flower in the world?

A. Conifer B. Fern C. Rafflesia D. Horsetail...