What is the colour of phenolphthalein indicator in a basi...
What is the colour of phenolphthalein indicator in a basic medium?
Blue
Colourless
Orange
Pink
Yellow
Correct answer is D
No explanation has been provided for this answer.
When acidified KMnO4 solution is decolorised by ethene, the gas acts as...
The law of definite proportions states that ...
Hydrogenation of butene yields ...
What is the chemical symbol for Francium? ...
Which of the following statements about Group VII elements is correct? ...
What is the chemical symbol for Mercury? ...
For a general equation of the nature xP + yQ ≈ mR + nS, the expression for the equilibrium con...
The oxidation number of nitrogen in Pb(NO3)2 is...
Consider the following reaction equation: CuO(s) + H2(g) → Cu(s) + H2O(1) Which substance ...