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
Identify the wrong statement in the following.
In the reaction 2Al(s) + 6 HCl(aq) → 2Al3+ 6Cl-(aq) + 3H2(g)
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
Which has maximum number of atoms?
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.