CUET-PG SERIES Chemistry
Inorganic Chemistry
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
3
2023 Chapter Questions 3 MCQs
01
PYQ 2023
medium
chemistry ID: cuet-pg-
The correct combination of enzyme and metal ion at the active site is
1
Hemoglobin (Fe2+), Carboxypeptidase (Zn2+), Carbonic anhydrase Cu2+)
2
Hemoglobin (Fe3+), Carboxypeptidase (Cu2+), Carbonic anhydrase (Zn2+)
3
Hemoglobin (Fe2+), Carboxypeptidase (Zn2+), Carbonic anhydrase (Zn2+)
4
Hemoglobin (Fe3+), Carboxypeptidase (Zn2+), Carbonic anhydrase (Zn2+)
02
PYQ 2023
medium
chemistry ID: cuet-pg-
When chromite ore (A) is fused with sodium carbonate in excess of air and the product is dissolved in water, a yellow solution of compound (B) is obtained. On treating B with sulphuric acid, compound (C) can be crystallized from the solution. When compound (C) is treated with KCI, orange crystals of compound (D) crystallise out. Identify A and D.
1
PbCrO4 , K2CrO4
2
PbCrO4 , K2Cr2O7
3
FeCr2O, K2CrO4
4
FeCr2O4, K2Cr2O7
03
PYQ 2023
medium
chemistry ID: cuet-pg-
The first order diffraction from (110) plane of KCl observed using X-ray of wavelength 150 pm and edge length of unit cell is 305 pm, then glancing angle is equal to -
[sin 20.35° = 0.3478
sin 38.35° = 0.6205
sin 40.35° = 0.6475
sin 18.35° = 0.3148]
[sin 20.35° = 0.3478
sin 38.35° = 0.6205
sin 40.35° = 0.6475
sin 18.35° = 0.3148]
1
38.35°
2
20.35°
3
40.35°
4
18.35°