Chemistry questions
29404 published questions with worked solutions.
- The correct order of the spin-only magnetic moment of metal ions in the following low spin complexes, [V(CN)_6]^ 4- , [Fe(CN)_6]^...
- In the following compounds, the decreasing order of basic strength will be:
- Assertion: Ozone is destroyed by CFCs in the upper stratosphere. Reason: Ozone holes increase the amount of UV radiation reaching...
- For the reaction 2A + B → C, the values of initial rate at different reactant concentrations are given in the table below. The...
- If solubility product of Zr_3(PO_4)_4 is denoted by K_ sp and its molar solubility is denoted by S, then which of the following...
- For silver, C_p (JK^ -1 mol^ -1 ) = 23 + 0.01 T. If the temperature (T) of 3 moles of silver is raised from 300 K to 1000 K at 1...
- Maltose on treatment with dilute HCl gives:
- Which of the following amines can be prepared by Gabriel phthalimide reaction?
- The calculated spin-only magnetic moments (BM) of the anionic and cationic species of [Fe(H_2O)_6]_2[Fe(CN)_6], respectively, are:
- The IUPAC symbol for the element with atomic number 119 would be:
- The structure of Nylon-6 is:Not in JEE Main or NEET syllabus
- The ion that has sp^3d^2 hybridization for the central atom is:
- For the following reactions, equilibrium constants are given: S(s) + O_2(g) ⇌ SO_2(g); K_1 = 10^ 52 2S(s) + 3O_2(g) ⇌ 2SO_3(g);...
- The percentage composition of carbon by mole in methane is:
- The covalent alkaline earth metal halide (X = Cl, Br, I) is:
- The correct statement about ICl_5 and ICl_4^- is:
- Fructose and glucose can be distinguished by:
- The strength of 11.2 volume solution of H_2O_2 is: [Given that molar mass of H = 1 g mol^ -1 and O = 16 g mol^ -1 ]
- Liquid 'M' and liquid 'N' form an ideal solution. The vapour pressures of pure liquids 'M' and 'N' are 450 and 700 mmHg,...
- The correct order of the oxidation states of nitrogen in NO, N_2O, NO_2 and N_2O_3 is: