4f and 5f block elements 1. Name the 4f – block elements and give their electronic configuration. Why are Sc‚ Y‚ and La included in the list of lanthanide elements 2. What is lanthanide contraction? How does it affect the chemical behavior of Zr/Hf‚ Hb/Ta‚ Mo/W ? 3. Contrast the electronic spectra of the lanthanide and transition metal ions. Why do the lanthanide ions give rise to very sharp bands in their electronic spectra and why are the magnetic properties of their complexes little affected by
Premium Periodic table Transition metal
All we hear about is NSA spying on domestic soil and on foreign nations. Erick Montero said in his article “Road Block” that the “NSA is the National Security Agency created in 1951 in response to the aftermath of World War II and the communist regimes around the world”. He further argues that “Whether its legal or illegal to spy on American soil is debatable‚ but for a fact violating our Fourth Amendment by government agency for the threat of terrorism and fear is wrong” some might see this as propaganda
Premium United States Federal Bureau of Investigation United States Constitution
Of all your courses‚ activities‚ internships‚ and work experience‚ which one did you find most rewarding or personally satisfying? Explain why. The most rewarding work experience that I have had was to work as a volunteer for the International office at Northern Virginia Community College. Personally‚ I considered volunteering responsible work because it requires time effort and commitment. Working as a volunteer with the International Office was meaningful to me because I was able to assist so
Premium College Education Higher education
All levels of students encounter different blockages in the course of language learning. These blocks can be categorized as both internal and external. Internal factors include reasons such as lack of motivation and fear of failure. External factors‚ on the other hand‚ include factors like unsuitable classroom environment and social influences. Motivation is an affective factor for students to engage in a study. Students have a variety of reasons to learn a new language. These reasons can
Premium Education Second language Language acquisition
The Gibbard Block is the establishing shot of a horror film where a nice young couple chooses to honeymoon local in an elegant building that’s lasted more than a century. It’s romantic in a way that suggests some things withstand weather and time with grace. Branded with age‚ the block stands regal‚ all weathered red brick and cornice brackets‚ colored off-white by the time they’ve spent exposed. The first tier of the block is adorned with a green awning‚ the second‚ a neon sign that reads La Boheme
Premium Ghost
Prepare for Factoring Block (Algebra) Learning Goal: Get ready for factoring by practicing with factor pairs and factor thinking. This is a (ideally) a two-player game. Game Setup: There is a gameboard‚ a set of game tiles‚ and two sets of player ID cards (one set is X‚ one set is =). It is very important that the game tile pages get printed back to back on cardstock so that when it is cut out‚ you might see correct pairs as the front and back of a card. The player cards (= or x) should
Premium Number Elementary arithmetic Playing card
Effective Communication in Organizations Chen Yuhan 178876 Introduction Communication plays a very important role in every organization‚ in all areas and by all organization members which can lead to positive and negative outcomes. A breakdown in communication can cause a lot of problems which can be unsolved‚ that is the reason why communication is necessary in world of business for conducting business in efficient manner. A big scale business included two or more
Premium Communication Cross-cultural communication
Indonesia- not a Building Block for Globalization The world is getting smaller‚ just as a California poppy grows smaller as it closes in on itself every night. The flower grows closer together by drawing its petals inward so that they become much closer to the rest of the petals. The poppy does this to protect its pollen. The world is getting smaller and growing closer together due to globalization. Globalization is the rising of the global economy. As more and more markets trade with each other
Premium Climate change Global warming Greenhouse gas
My Staircase to Intercultural Awareness Nkechi Adigwe Communication 305-002 Professor Cox September 17‚ 2012 Abstract Living in this mixed bowl of cultural‚ you might see an intercultural experience is easy to in occur whether it going to your favorite Thai restaurant or meeting a foreign exchange student in your class. Many embrace the many cultures in society but most do not understand how different cultures operate or the effort needed to communicate effectively
Premium Cross-cultural communication Culture Communication
Cameron C. May History 130 Chapter 4: Pedestal‚ Loom‚ and Auction Block‚ 1800–1860 Visual Sources Essay: Godey’s Lady’s Book (pages 232–239). Question for Analysis: Look at the profiles of the true women from Godey’s. Notice their tiny waists‚ the composure of their hands‚ the elegance of their bearing. How do these and other details reinforce the message that women are unfit for the public sphere? The women pictured in Godey’s Lady’s Book show an ideal to which women aspired but in truth
Free Woman Wife Gender