As you requires I am here giving you sample paper required for Screening test for IIT JEE examination.

Sample Paper :
As per IUPAC nomenclature, the name of the complex [Co(H2O)4(NH3)2]Cl3 is :
(A) Tetraaquadiaminecobalt (III) chloride (B) Tetraaquadiamminecobalt (III) chloride
(C) Diaminetetraaquacoblat (III) chloride (D) Diamminetetraaquacobalt (III) chloride
Ans. (D)

The carboxyl functional group (-cooh)
(A) picric acid (B) barbituric acid
(C) ascorbic acid (D) aspirin
Ans. (D)


The colour of light absorbed by an aqueous solution of CuSO4 is :
(A) organge-red (B) blue-green
(C) yellow (D) violet
Ans. (A)

Choose the correct reason(s) for the stability of the lyophobic colloidal particles.
(A) Preferential adsorption of ions on their surface from the solution.
(B) Preferential adsorption of solvent on their surface from the solution.
(C) Attraction between different particles having opposite charges on their surface.
(D) Potential difference between the fixed layer and the diffused layer of opposite charges around the colloidal
particles.
Ans. (AD)

29.2% (w/w) HCl stock solution has a density of 1.25 gmL . Themolecular weight of HCl is 36.5 gmol . The
volume (mL) of stock solution required to prepare a 200 mL solution of 0.4 M HCl is :
Ans. 8

Which of the following halides react(s) withAgNO3(aq) to give a precipitate that dissolves in Na2S2O3(aq) ?
(A) HCl (B) HF (C) HBr (D)HI
Ans. (ACD)


IIT JEE exam paper