Correct Answer:- Option-D
Question87:-Which of the following is not a fermion 7

A:-Proton

B:-Electron

C:-Neutron

D:-Photon

Correct Answer:- Option-D
Question88:-An aqueous solution of NaCl and HCl is exactly neutralized by an aqueous NaOH solution. The number of
components in the final mixture is

يم
2-:8
6:3
‎D:-4‏
‎Correct Answer:- Option-B‏
‎Question89:-The interplanar distance (A°) for a (100} plane in a cubic structure with the lattice parameter of 4A° is‏
‎Al‏
‎B:-2‏
‎C:-4‏
‏8-:0
‎Correct Answer:- Option-C‏
‎Question90:-The hetero cyclic ring present 17 the aminoacid histidine is‏
‎A:-Pyridine‏
‎B:-Tetrahydropymol‏
‎C:-Indole‏
‎D:-Imidazole‏
‎Correct Answer:- Option-D‏
‎Question91:-The biosynthetic precursor of cholesterol is‏
‎A:-Shikimic ೩೮‏
‎B:-Mevalonic acid‏
‎C:-Gutaric acid‏
‎D:-Cinnamic acid‏
‎Correct Answer:- Option-B‏
‎Question92:-In the IR spectrum, the absorption band due to carbonyl group in phenyl acetate appears at‏
‎ண‏ 1760&
‎8:-1800ஸ“-1*‏
‏07-1 1710-:
:6007-1 1660-:0
‎Correct Answer:- Option-A‏
‎Question93:-The compound that will behave as an acid in liquid HF is‏
‎A:-"CH_3" "COOH*‏
)3( 110 -:8
‎೧೨8೯ (3)‏
‎೧:-_(2)50_()7‏
‎Correct Answer:- Option-C‏
‎Question94:-Among the oxides of nitrogen, *N_(2)"*0_(3)", "N_{2)"*0_{4)" and "N_(2)*"0_(5)", the compound(s} having N-N‏
‎bond is/are‏
‎A:="N_(2)0_(4) and N_(2)0_(5)"‏
‎B:"N_(2)0_(3) and N_(2)0_(5)"‏
‎C:-"N_(2)0_(3) and N_(2)0_(4)"‏
راہ“ ‎D:-"N_(2)0_(5)"‏

Correct Answer:- Option-C
Question95:-A triclinic crystal ‏ا‎

A:KNO_(3)

B:-'CuSO_{4).5H_(2)" “0”

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£:- 501

Correct Answer:- Option-B
Question96:-The liquid crystals have
A:-Properties of supercooled liquids