enEnglishguગુજરાતી
NEET · Chemistry · STD 12 - 5. Co-ordination chemistry
Which of the following complex ions is not diamagnetic?
- A \(\left[ Ti ( en )_{2}\left( NH _{3}\right)_{2}\right]^{4+}\)
- B \(\left[ Cr \left( NH _{3}\right)_{6}\right]^{3+}\)
- C \(\left[ Zn \left( NH _{3}\right)_{6}\right]^{2+}\)
- D \(\left[ Sc \left( H _{2} O \right)_{3}\left( NH _{3}\right)_{3}\right]^{3+}\)
Answer & Solution
Correct Answer
(B) \(\left[ Cr \left( NH _{3}\right)_{6}\right]^{3+}\)
Step-by-step Solution
Detailed explanation
\(\left[ Cr \left( NH _{3}\right)_{6}\right]^{3+}\)
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- A device that converts energy of combustion of fuels like hydrogen and methane, directly into electrical energy is known asNEET 2015 Easy
- The correct order of energies of molecular orbitals of \(N _2\) molecule, isNEET 2023 Easy
- An organic compound \('X '\) having molecular formula \(C_5H_{10}O\) yields phenylhydrazone and gives negative response to the iodoform test and Tollens' test. It produces \(n-\)pentane on reduction. \('X '\) could beNEET 2015 Medium
- Given below are two statements: Statement \(I:\) Primary aliphatic amines react with \(HNO _{2}\) to give unstable diazonium salts. Statement \(II:\) Primary aromatic amines react with \(HNO _{2}\) to form diazonium salts which are stable even above \(300 \,K\). In the light of the above statements, choose the most appropriate answer from the options given below:NEET 2022 Medium
- \(1.0\ g\) of magnesium is burnt with \(0.56\ g\ O_2\) in a closed vessel. Which reactant is left in excessand how much? (At. \(wt.\ Mg = 24, O = 16\))NEET 2014 Hard
- At \(298\, K\), the standard electrode potentials of \(Cu ^{2+} /\) \(Cu , Zn ^{2+} / Zn , Fe ^{2+} / Fe\) and \(Ag ^{+} / Ag\) are \(0.34\, V\), \(-0.76\, V ,-0.44\, V\) and \(0.80\, V\), respectively. On the basis of standard electrode potential, predict which of the following reaction can not occur ?NEET 2022 Medium
More PYQs from NEET
- Which of the following refer to correct example(s) of organisms which have evolved due to changes in environment brought about by anthropogentc action\(?\) \((a)\) Darwin's Finches of Galapagos islands. \((b)\) Herbicide resistant weeds. \((c)\) Drug resistant eukaryotes. \((d)\) Man\(-\)created breeds of domesticated animals like dogs.NEET 2020 Easy
- A person has near point at \(60\; cm\). The focal length of spectacles lenses to read at \(22\; cm\) having glasses separated \(2 \;cm\) from the eyes, isNEET 2017 Medium
- In collision theory of chemical reaction, \(Z_{\text {AB }}\) representsNEET 2020 Medium
- Which of the given compounds can exhibit tautomerism ? Given :
NEET 2015 Hard - Match the following diseases with the causative organism and select the correct option.
\((a)\quad(b)\quad(c)\quad(d)\)Column \(- I\) Column \(- II\) \((a)\) Typhoid \((i)\) Wuchereria \((b)\) Pneumonia \((ii)\) Plasmodium \((c)\) Filariasis \((iii)\) Salmonella \((d)\) Malaria \((iv)\) Haemophilus NEET 2020 Easy - At what temperature will the \(rms\) speed of oxygen molecules become just sufficient for escaping from the Earth's atmosphere \(?\) (Given: Mass of oxygen molecule \((m)= 2.76 \times 10^{-26}\,kg\) Boltzmann's constant \(k_B= 1.38 \times 10^{-23}\,\, JK^{-1}\))NEET 2018 Medium