Some Basic Concepts of Chemistry - Topic Wise Multiple Choice Questions (MCQ)
Topic Wise free Basic Concepts of Chemistry MCQ for 11th 12th exam Practice Multiple Choice Questions and answer for JEE-mains State CET Engineering Entrance GATE free Online Test
1 )
Identify the wrong statement in the following.
2 )
In the reaction 2Al(s) + 6 HCl(aq) → 2Al3+ 6Cl-(aq) + 3H2(g)
3 )
Consider a titration of potassium dichromate solution with acidified Mohr’s salt solution using diphenyl amine as indicator. The number of moles of Mohr’s salt required per mole of dichromate is
4 )
Which has maximum number of atoms?
5 )
What volume of hydrogen gas at 273K and 1 atm pressure will be consumed in obtaining 21.6 g of elemental boron (atomic mass = 10.8) form the reduction of boron trichloride by hydrogen.