NEET questions
18092 published questions with worked solutions.
- Of the following complex ions, which is diamagnetic in nature ?
- Which one of the following is employed as Antihistamine ?Not in JEE Main or NEET syllabus
- Standard electrode potential for Sn ^ 4+ / Sn ^ 2+ couple is +0.15 V and that for the Cr ^ 3+ / Cr couple is -0.74 V . These two...
- The van't Hoff factor i for a compound which undergoes dissociation in one solvent and association in other solvent is...
- The Lassaigne's extract is boiled with conc. HNO _3 while testing for halogens. By doing so it :
- A gaseous mixture was prepared by taking equal mole of CO and N _2. If the total pressure of the mixture was found 1 atmosphere,...
- Mole fraction of the solute in a 1.00 molal aqueous solution is :
- Clemmensen reduction of a ketone is carried out in the presence of which of the following ?
- Which of the following elements is present as the impurity to the maximum extent in the pig iron ?Not in JEE Main or NEET syllabus
- If the enthalpy change for the transition of liquid water to steam is 30 kJ mol ^ -1 at 27^ C , the entropy change for the...
- The complexes [ Co(NH _3)_6][ Cr(CN) _6] and [ Cr(NH _3)_6][ Co(CN) _6] are the examples of which type of isomerism?
- The complex, [ Pt(Py)(NH _3) BrCl ] will have how many geometrical isomers ?
- Enthalpy change for the reaction, 4 H _ (g) 2 H _ 2(g) is -869.6 kJ . The dissociation energy of H-H bond is :
- The d-electron configurations of Cr ^ 2+ , Mn ^ 2+ , Fe ^ 2+ and Co ^ 2+ are d^4, d^5, d^6 and d^7 respectively. Which one of the...
- The value of H for the reaction X _ 2(g) + 4 Y _ 2(g) 2 XY _ 4(g) is less than zero. Formation of XY _ 4(g) will be favoured at :
- The correct order of increasing bond length of C-H, C-O, C-C and C=C is :
- If the E^ _ cell for a given reaction has a negative value, then which of the following gives the correct relationships for the...
- Which one is a nucleophilic substitution reaction among the following ?
- Which of the following pairs of metals is purified by van Arkel method ?Not in JEE Main or NEET syllabus
- Which one of the following is present as an active ingredient in bleaching powder for bleaching action ?