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26.

The colour of light absorbed by an aqueous solution of  $CuSO_{4}$ is 


A) orange-red

B) blue-green

C) yellow

D) violet



27.

The carboxyl functional group (-COOH) is present in 


A) picric acid

B) barbituric acid

C) ascorbic acid

D) aspirin



28.

As per IUPAC nomenclature, the name of the complex $[Co(H_{2}O)_{4}(NH_{3})_{2}]Cl_{3}$ is 


A) tetraaquadiamine cobalt (III) chloride

B) tetraaquadiamminecobalt (IID chloride

C) diaminetetraaquacobalt (III) chloride

D) diamminetetraaquacobalt (III) chloride



29.

The number of optically active products obtained from the complete ozonolysis of the given compound is

10112021477_k10.PNG


A) 0

B) 1

C) 2

D) 4



30.

A compound $M_{p} X_{q}$, has a cubic close packing (ccp) arrangement of X. Its unit cell structure is shown below. The empirical formula of the compound is

10112021883_k9.PNG


A) MX

B) $MX_{2}$

C) $M_{2}X$

D) $M_{5}X_{14}$



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