A.I. Oparin
Donald Brown
Oscar Miller
Stanley Miller
Who developed the model of atomic structure ?
Who discovered electron?
Who is the father of modern chemistry?
Why most of the aromatic hydrocarbons burn with a sooty flame?
With increasing bond order, stability of a bond
With reference to the Radioactivity, which among the following is called an isomeric transition?
Yellow cake an item of smuggling across border
Zone refining is used for the purification of
_ gives hardness to stainless steel.
_ is a by product of sewage treatment can be decomposed to produce biogas
