Consider a journey by a car represented by the graph given below in three parts A, B and C. The speed of the car in these parts is vₐ, vᵦ and v𝒸 respectively:

Which one of the following is correct in this case?

Silver articles turn black when kept in the open for longer time due to the…

Which one of the following oxides shows both acidic and basic behaviour ?

Identify the correct pair of elements among the following which are liquid at room temperature…

Symbol of element was introduced by

A mixture of sodium chloride (salt) and ammonium chloride can be separated by