JEE Main || Physical Chemistry || Super Quiz 1

An unknown chlorohydrocarbon has 3.55% of chlorine. If each molecule of the hydrocarbon has one chlorine atom only; chlorine atoms present in 1 g of chlorohydrocarbon are :
(Atomic wt. of Cl=35.5 u; Avogadro constant

A sample of NaClO₃ is converted by heat to NaCl with a loss of 0.16 g of oxygen. The residue is dissolved in water and precipitated as AgCl. The mass of AgCl (in g) obtained will be : (Given : Molar mass of AgCl=143.5 g mol⁻¹)

The amount of oxygen in 3.6 moles of water is :

The amount of BaSO₄ formed upon mixing 100 mL of 20.8% BaCl₂ solution with 50 mL of 9.8% H₂SO₄ solution will be:
(Ba = 137, CI = 35.5, S = 32, H = 1 and O = 16)

A sample of a hydrate of barium chloride weighing 61 g was heated until all the water of hydration is removed. The dried sample weighed 52 g. The formula of the hydrated salt is: (atomic mass, Ba=137 amu, Cl=35.5 amu)

The volume in mL of 0.1N dibasic acid sufficient to neutralize 1 g of a base that furnishes 0.04 mole of in aqueous solution is:

Which of the following concentration factor is affected by change in temperature?

What quantity (in mL) of a 45% acid solution of a mono-protic strong acid must be mixed with a 20% solution of the same acid to produce 800 mL of a 29.875% acid solution?

The ratio of mass percent of C and H of an organic compound C_XH_YO_Z is 6 : 1. If one molecule of the above compound contains half as much oxygen as required to burn one molecule of compound completely to and The empirical formula of compound is :