![Chemistry. D and F Block - 3 Session Session Objectives 1.f-Block elements 2.Introduction to lanthanides 3.Oxidation state 4.lanthanide contraction 5.Chemical. - ppt download Chemistry. D and F Block - 3 Session Session Objectives 1.f-Block elements 2.Introduction to lanthanides 3.Oxidation state 4.lanthanide contraction 5.Chemical. - ppt download](https://images.slideplayer.com/25/7783312/slides/slide_8.jpg)
Chemistry. D and F Block - 3 Session Session Objectives 1.f-Block elements 2.Introduction to lanthanides 3.Oxidation state 4.lanthanide contraction 5.Chemical. - ppt download
![Coatings | Free Full-Text | Investigation of Properties of the Zr,Hf-(Zr,Hf )N-(Zr,Hf,Me,Al)N Coatings, Where Me Means Cr, Ti, or Mo Coatings | Free Full-Text | Investigation of Properties of the Zr,Hf-(Zr,Hf )N-(Zr,Hf,Me,Al)N Coatings, Where Me Means Cr, Ti, or Mo](https://www.mdpi.com/coatings/coatings-11-01471/article_deploy/html/images/coatings-11-01471-g001.png)
Coatings | Free Full-Text | Investigation of Properties of the Zr,Hf-(Zr,Hf )N-(Zr,Hf,Me,Al)N Coatings, Where Me Means Cr, Ti, or Mo
![29. Identify a pair that has similar atomic radii. (1) Ti and HF (2) Zr and Hf (3) Cu and Hg (4) Sc and Ni 29. Identify a pair that has similar atomic radii. (1) Ti and HF (2) Zr and Hf (3) Cu and Hg (4) Sc and Ni](https://toppr-doubts-media.s3.amazonaws.com/images/11488833/4a8db289-ef6f-4027-9d9b-2fda8e85e3bd.jpg)
29. Identify a pair that has similar atomic radii. (1) Ti and HF (2) Zr and Hf (3) Cu and Hg (4) Sc and Ni
![29. Identify a pair that has similar atomic radii. (1) Ti and HF (2) Zr and Hf (3) Cu and Hg (4) Sc and Ni 29. Identify a pair that has similar atomic radii. (1) Ti and HF (2) Zr and Hf (3) Cu and Hg (4) Sc and Ni](https://toppr-doubts-media.s3.amazonaws.com/images/2847145/8febb89c-71df-4a87-9c30-a5ce94dc1f9e.jpg)
29. Identify a pair that has similar atomic radii. (1) Ti and HF (2) Zr and Hf (3) Cu and Hg (4) Sc and Ni
![Comparison of the atomic radii and electronegativity of the elements... | Download Scientific Diagram Comparison of the atomic radii and electronegativity of the elements... | Download Scientific Diagram](https://www.researchgate.net/publication/356638866/figure/tbl3/AS:1096951256887302@1638544968839/Comparison-of-the-atomic-radii-and-electronegativity-of-the-elements-contained-in-the.png)
Comparison of the atomic radii and electronegativity of the elements... | Download Scientific Diagram
![Due to lanthanide contraction Fe, Co, Ni have equal size Zr and Hf have equal size C All f-block ions have equal size D Zn and Zn+2 have almost equal size Due to lanthanide contraction Fe, Co, Ni have equal size Zr and Hf have equal size C All f-block ions have equal size D Zn and Zn+2 have almost equal size](https://toppr-doubts-media.s3.amazonaws.com/images/4070363/0025a3c3-4df1-4962-9179-b9dbac603f85.jpg)
Due to lanthanide contraction Fe, Co, Ni have equal size Zr and Hf have equal size C All f-block ions have equal size D Zn and Zn+2 have almost equal size
![74. Write down IUPAC Name and symbol of following atomic number 111, 105, 102, 115 Why do Zr and Hf have almost similar radius? _ hteneitian metal having highest melting point 75. 74. Write down IUPAC Name and symbol of following atomic number 111, 105, 102, 115 Why do Zr and Hf have almost similar radius? _ hteneitian metal having highest melting point 75.](https://toppr-doubts-media.s3.amazonaws.com/images/3586606/0f4a34ac-e9e1-4820-9f3d-7bee043d1cd7.jpg)