Start learning 50% faster. Sign in now
The correct answer is A
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: