NEET UG 2023 Exam on May 7: NEET Chemistry Most Repeated Questions
The NEET authorities have scheduled the NEET exam 2023 for May 7, 2023. Students must thoroughly practice the NEET Chemistry most repeated questions along with Physics and Biology.
NEET Chemistry Most Repeated Questions: The NEET conducting authorities have scheduled the NEET exam 2023 for May 7, 2023. Therefore, students must thoroughly practice the NEET Chemistry most repeated questions and Physics and Biology to score well on the exam.
Students must rote-learn their NCERT Chemistry books to score well. The syllabus has major portions from both Class XI and Class XII texts, and most NEET UG Chemistry important questions are inspired by the same.
Also Read: Subject-Wise NEET UG Syllabus 2023
NEET Chemistry Most Repeated Questions
Students must refer to the NEET Chemistry most repeated questions below to prepare accordingly.
Q. The correct bond order in the following species is:
- O22+
2- 2- - O2+
2- 22+ - O2-
2+ 22+ - O22+
2+ 2-
Answer: 3. O2-
Q. Which of the following diatomic molecular species has only π bonds according to Molecular orbital Theory
- BE2
- 02
- N2
- C2
Answer: 4. C2
Q. Which of the following is pragmatic?
- O2-
- CN-
- NO+
- CO
Answer: 1. O2-
Q. Which of the following has the minimum bond length?
- O2+
- O2-
- O22-
- O2
Answer: 3. O22-
Q. Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them:
- NO
-2 22- +2 - O2-
22- 2+ - C22-
+2 -2 - He+2
2- 2 2- - He+2
Q. Which of the following pairs of a chemical reaction is certain to result in a spontaneous reaction?
- Exothermic and decreasing disorder
- Endothermic and increasing disorder
- Exothermic and increasing disorder
- Endothermic and decreasing disorder
Answer: 3. Exothermic and increasing disorder
Q. The correct geometry and hybridisation for XeF4 are-
- Square planar, sp3d2
- Octahedral, sp3d2
- trigonal bipyramidal, sp3d
- planar triangle, sp3d3
Answer: 2. Octahydral, sp3d2
Q. The number of moles of hydrogen molecules required to produce 20 moles of ammonia through Haber's process is:
- 40
- 10
- 20
- 30
Answer: 4. 30
Q. In which of the following pairs the two species are isostructural?
- SF4 and XeF4
- SO32- and NO3-
- BF3 and NF3
- BrO3- and XeO3
Answer: 4. BrO3- and XeO3
Q. In which of the following molecules/ions BF3, NO2-, NH2- and H2O, the central atom is sp2 hybridised?
- NO2- and NH2-
- NH2- and H2O
- NO2- and H2O
- BF3 and NO2-
Answer: 4. BF3 and NO2-
Q. In which of the following molecules the central atom does not have sp3 hybridization?
- CH4
- SF4
- BF-4
- NH+4
Answer: 2. SF4
Q. In the structure of CIF3, the number of lone pairs of electrons on central atom 'CI' is:
- One
- Three
- Four
- Two
Answer: 4. Two
Q. The solubility of a sparingly soluble salt AX2 is 3.2 x 10 -11. Its solubility (in mol/L) is
- 5.6 x 10-6
- 3.1 x 10-4
- 2 x 10-4
- 4 x 10-4
Answer: 3. 2 x 10-4
Q. Solubility of MX2 type electrolytes is 0.5 10-4 mol/L, then find out Ksp of electrolytes.
- 5 x 10-12
- 25 x 10-10
- 1 x 10-13
- 5 x 10-13
Answer: 4. 5 x 10-13
Q. Lithium has a bcc structure. Its density is 530 kg m-3, and its atomic mass is 6.94 g mol-1. Calculate the edge length of a unit cell of Lithium metal. (NA = 6.02 x 1023 mol-1)
- 264 pm
- 154 pm
- 352 pm
- 527 pm
Answer: 3. 352 pm
Q. In which case is the number of molecules of water maximum?
- 18ml of water
- 10-3 mol of water
- 0.00224L of water vapours at 1 atm and 273 K
- 0.18 h of Water
Answer: 1.18ml of water
Q. Which has the maximum number of molecules of the following?
- 44gCO2
- 48gO3
- 8gH2
- 64gSO2
Q. A magnetic moment of 1.73 BM will be shown by one of the following:
- [Ni(CN)4]2-
- TiCI4
- [CoCI6]4-
- [Cu(NH3)4]2+
Answer: 4. [Cu(NH3)4]2+
The NEET UG 2023 exam will be 3 hours long and be held in pen and paper mode. The students will be asked 200 MCQ questions from the NEET UG 2023 syllabus, out of which the students must attempt 180. The NEET Chemistry most repeated questions will form a major part of these questions.
To crack all the NEET UG Chemistry Important Questions, the students must practice the previous year's questions, mock tests, and NCERT. Additionally, it would be easier to answer NEET 2023 Chemistry questions if they have been practised well enough.
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