The correct shape and hybridisation of \(\text{BrF}_5\) is:

1. Square pyramidal and \(\text{sp}^3\text{d}^2\)
2. Square pyramidal and \(\text{d}^2\text{sp}^3\)
3. Trigonal bipyramidal and \(\text{sp}^3\text{d}^2\)
4. Trigonal bipyramidal and \(\text{d}^2\text{sp}^3\)
Subtopic:  V.S.E.P.R & V.B.T |
 72%
Level 2: 60%+
NEET - 2024
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Match List-II with List-II :
List-I (Vitamins) List-II (Deficiency/other name/ property)
A. Vitamin K I. RBC deficient in haemoglobin
B. Vitamin \(\text{B}_{12}\) II. Bleeding gums
C. Vitamin C III. Thiamine 
D. Vitamin \(\text{B}_1\) IV. Fat soluble 
Choose the correct answer from the options given below:

1. A-I, B-II, C-III, D-IV
2. A-IV, B-III, C-II, D-I
3. A-I, B-IV, C-II, D-III
4. A-IV, B-I, C-II, D-III
Subtopic:  Vitamins, Hormones & Enzymes |
 79%
Level 2: 60%+
NEET - 2024
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Match List-I with List-II:
List-I
(IUPAC official name)
List-II
(IUPAC Symbol)
A. Mendelevium I. Mt
B. Meitnerium II. Mc
C. Moscovium III. No
D. Nobelium IV. Md

Choose the correct answer from the options given below:
1. A-III, B-I, C-II, D-IV 2. A-IV, B-II, C-I, D-III
3. A-IV, B-I, C-II, D-III 4. A-I, B-IV, C-II, D-III
Subtopic:  Modern Periodic Table & Periodicity |
 92%
Level 1: 80%+
NEET - 2024
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Effective collisions are known to possess:

A: Energy greater than the threshold energy.
B: Breaking of old bonds in the reactant.
C: Formation of a new bond in the product.
D: High activation energy.
E: Proper orientation.

Choose the correct answer from the options given below:
1. A, B, C, D only 2. A, B, C, E only
3. A, C, D, E only 4. B, C, D, E only
Subtopic:  Arrhenius Equation |
 72%
Level 2: 60%+
NEET - 2024
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\(\text{CCl}_2\text{F}_2\) is one of the most common haloalkanes used in industries. The reaction through which it is manufactured from tetrachloromethane is called:
1. Finkelstein reaction 2. Sandmeyer's reaction
3. Swarts reaction 4. Wurtz-Fittig reaction
Subtopic:  Chemical Properties |
 78%
Level 2: 60%+
NEET - 2024
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The product that cannot be formed in the following reaction is:
1. 2.
3. 4.
Subtopic:  Name Reaction |
Level 3: 35%-60%
NEET - 2024
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The number of moles of \(\mathrm{MnO}_4^{-}\) being reduced to \(\mathrm{Mn}^{2+}\) under acidic conditions by \(4.517 \times 10^{24}\) electrons are:
1. 1.5 moles 2. 7.5 moles
3. 2.5 moles 4. 5.0 moles
Subtopic:  Chemistry of Mn and Cr Compounds |
 50%
Level 3: 35%-60%
NEET - 2024
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Which of the following is the most preferred method for preparing pure alkyl chlorides from alcohols?

1. \(\mathrm{{R}-{OH}+{HCl} \xrightarrow{{ZnCl}_2} {R}-{Cl}+{H}_2 {O}}\)
2. \(\mathrm{{R}-{OH}+{PCl}_5 → {R}-{Cl}+{POCl}_3+{HCl}}\)
3. \(\mathrm{{R}-{OH}+{SOCl}_2 → {R}-{Cl}+{SO}_2+{HCl}}\)
4. \(\mathrm{{R}-{OH}+{PCl}_3 → {R}-{Cl}+{H}_3 {PO}_3}\)
Subtopic:  Introduction and Physical Properties |
 84%
Level 1: 80%+
NEET - 2024
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In salt analysis, group V radicals \(\mathrm{(Ba^{2+}, Ca^{2+} ~and ~Sr^{2+} )}\) are precipitated as their carbonates by adding solid \(\mathrm{NH_4Cl}\) and excess of \(\mathrm{NH_4OH}\) solution followed by solid \(\mathrm{(NH_4)_2CO_3}\)
Choose the correct reagent used for the confirmation of \(\mathrm{Ca^{2+}}\) ion from the following:
1. Ammonium sulphate 2. Potassium chromate
3. Ammonium oxalate 4. Ammonium nitrate
Subtopic:  Detection of Cations |
 53%
Level 3: 35%-60%
NEET - 2024
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The major product P formed in the following reaction sequence is:
1. 2.
3. 4.
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 67%
Level 2: 60%+
NEET - 2024
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