यदि केंद्र सरकार का

Which drug is used to cure Hypertension?

Which of the following component imparts green colour to leaves?

Itai-Itai disease is caused by exposure to which metal?

Which material is commonly used for making casts and sculptures?

Which compound/acid commonly known as Aspirin?

What property is shared by isotopes of an element? 

The Kerosene is a mixture of _______.

Lexan is a man-made polymer used for making

Which of the following elements has the highest electronegativity.

Which chemical compound is used in the indelible ink for elections?