2, 1, 2
4, 1, 2
4, 2, 1
1, 2, 1
Correct answer is C
No explanation has been provided for this answer.
The most commonly used bleaching agent is ...
Which of the following reagents will confirm the presence of unsaturation in a compound? ...
As the concentration of an electrolyte reduces, the conductivity ...
If an atom is represented as 2311X, which of the following deduction is correct?...
What volume of 0.5 mol dm-3 H2SO4 will exactly neutralize 20cm3 of 0.1 mol dm-3 NaOH solution?...