JEE Advanced questions
3844 published questions with worked solutions.
- On addition of AgNO_3 to four different test tubes containing different solutions, one of them gave a white precipitate. It may be
- Most transition metals I. forms sets of compounds which display different oxidation states of the metal II. form coloured ions in...
- HgCl_2 is soluble in
- Which is the coloured ion
- Lanthanoids are
- FeCr_2O_4 (chromite) is converted to Cr by following steps: Chromite I Na_2CrO_4 II Cr_2O_3 III Cr. I, II and III areNot in JEE Main or NEET syllabus
- Which of the following alloys is used for making magnets for heating aids?
- Spin only magnetic moment of the compound Hg[Co(SCN)_4] is
- The nature of Fe_2O_3 is
- When MnO_2 is fused with KOH and KNO_2, a coloured compound is formed, the product and its colour is
- Match the catalysts in Column I with their uses in Column II. Column-I (A) TiCl_4 (B) PdCl_2 (C) Pt/PtO (D) Cu (E) Ni-complexes...
- Which of the following is not an actinide?
- Following elements do not show the properties characteristic of d-block elements
- The mercury is the only metal which is liquid at 0°C. This is due to its
- Which of the following is paramagnetic as well as coloured ion?
- A solution of a metal ion when treated with KI gives a red precipitate which dissolves in excess KI to give a colourless...
- There are three unpaired electrons in [Co(H_2O)_6]^ 2+ and calculated value of magnetic moment is 3.87 BM which is quite...
- K_2Cr_2O_7/H^+ changes to green by
- Some of the following reagents are used as primary standard. I: KMnO_4; II: NaOH; III: K_2Cr_2O_7; IV: FeSO_4 (NH_4)_2SO_4 6H_2O;...
- The correct order of ionic radii of Y^ 3+ , La^ 3+ , Eu^ 3+ and Lu^ 3+ is (Atomic number of Y = 39, La = 57, Eu = 63, Lu = 71)