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The first railway line in India was inaugurated in 1853, connecting Bombay and Thane. This historic 32 km stretch was traversed by three locomotives named Sahib, Sindh, and Sultan.
Which polymer is formed by the copolymerization of phenol and formaldehyde?
Which element causes whiptail disease in plants?
Which one of the following gases is supporter of combustion?
A radioactive substance emits?
Which gas is evolved during the reaction of an acid with a metal?
Activated charcoal is used to remove colouring matter from pure substances by which of the following process?
When acid is added to the indicator- methyl orange, what is the color observed?
What is the chemical formula of rust?
Match the following columns and choose the correct option:
Column I A. Leishmania donovani B. Trypanosoma gambiense C. Entamoeba histolytica D. W...
The reaction of an aldehyde with Tollens’ reagent results in: