electronic configuration of iodine minus

The iodine test for starch is still used to detect counterfeit banknotes printed on starch-containing paper. The major form of thyroid hormone in the blood is thyroxine (T4), which has a longer half-life than T3. [69] Sodium iodate is extracted from the caliche and reduced to iodide by sodium bisulfite. [85], Inorganic iodides find specialised uses. What is the electron configuration for a nitride ion? (The typical daily dose of iodine for normal health is of order 100 micrograms; see "Dietary Intake" below.) Direct contact with skin can cause damage, and solid iodine crystals should be handled with care. Iodine, now with eight valence electrons, is going to have an electron configuration similar to that of Zen on for the next one. [74][75], Potassium tetraiodomercurate(II), K2HgI4, is also known as Nessler's reagent. help explain the properties. How do electron configurations in the same group compare? The inert gas core for iodine is [Kr], the electron configuration is [Kr] 4d10, 5s2 5p5. It could either take on six or donate. [118] For this reason, iodine was designated by the United States Drug Enforcement Administration as a List I precursor chemical under 21 CFR 1310.02.[119]. #I : [Kr] 5p^5 # and #N^(3-) : 1s^2 2s^2 2p^6#. Oxidation state with "n+" means removing n number of electrons from the total number of electrons of the ground state element. [90], Recommendations by the United States Institute of Medicine are between 110 and 130 µg for infants up to 12 months, 90 µg for children up to eight years, 130 µg for children up to 13 years, 150 µg for adults, 220 µg for pregnant women and 290 µg for lactation. Perfluoroalkyl iodides are precursors to important surfactants, such as perfluorooctanesulfonic acid.[85]. [4][93][94][75], Natural sources of dietary iodine include seafood, such as fish, seaweeds (such as kelp) and shellfish, dairy products and eggs so long as the animals received enough iodine, and plants grown on iodine-rich soil. [111], People can be exposed to iodine in the workplace by inhalation, ingestion, skin contact, and eye contact. Full electron configuration of iodine: 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p5. [112], Some people develop a hypersensitivity to products and foods containing iodine. The addition of iodine to table salt has largely eliminated this problem in wealthier nations, but iodine deficiency remains a serious public health problem in the developing world today. However, new studies suggest that Japan's consumption is closer to 1,000–3,000 μg/day. Iodine Electronic configuration. Ingestion of this large dose of non-radioactive iodine minimises the uptake of radioactive iodine by the thyroid gland.[83]. Hydrolysis of the resulting acetyl iodide regenerates hydroiodic acid and gives acetic acid. It penetrates into microorganisms and attacks particular amino acids (such as cysteine and methionine), nucleotides, and fatty acids, ultimately resulting in cell death. Therefore the F electron configuration will be 1s 2 2s 2 2p 5. 8CaCrO4. [110], Elemental iodine is also a skin irritant. It also has an antiviral action, but nonlipid viruses and parvoviruses are less sensitive than lipid enveloped viruses. [99] In Japan, consumption was considered much higher, ranging between 5,280 μg/day to 13,800 μg/day from dietary seaweed or kombu kelp,[90] often in the form of Kombu Umami extracts for soup stock and potato chips. The brine is hotter than 60 °C from the depth of the source. Solutions with high elemental iodine concentration, such as tincture of iodine and Lugol's solution, are capable of causing tissue damage if used in prolonged cleaning or antisepsis; similarly, liquid Povidone-iodine (Betadine) trapped against the skin resulted in chemical burns in some reported cases. Iodine-131 (131 I, I-131) is an important radioisotope of iodine discovered by Glenn Seaborg and John Livingood in 1938 at the University of California, Berkeley. The formula of the ionic compound that can be formed between these elements is (a) AB (b) AB 2 (c) A 2 B (d) none of the above Answer: (b) AB 2. Each entry has a full citation identifying its source. [92] The general US population has adequate iodine nutrition,[98][99] with women of childbearing age and pregnant women having a possible mild risk of deficiency. Iodine probably attacks surface proteins of enveloped viruses, and it may also destabilise membrane fatty acids by reacting with unsaturated carbon bonds. "n-" on the other hand means adding n number of electrons. Fifteen to 20 mg of iodine is concentrated in thyroid tissue and hormones, but 70% of all iodine in the body is found in other tissues, including mammary glands, eyes, gastric mucosa, fetal thymus, cerebro-spinal fluid and choroid plexus, arterial walls, the cervix, and salivary glands. true Fe2+ has the same electronic configuration as Co3+. Compare Mendeleev's periodic table to the modern periodic table. Ground state Iodine has an atomic number of 53. In humans, the ratio of T4 to T3 released into the blood is between 14:1 and 20:1. The hydrogen iodide (HI) is reacted with chlorine to precipitate the iodine. [89], Iodine accounts for 65% of the molecular weight of T4 and 59% of T3. As an element with high electron density and atomic number, iodine absorbs X-rays weaker than 33.3 keV due to the photoelectric effect of the innermost electrons. Applications of tincture of iodine or Betadine can cause rashes, sometimes severe. [68] These are the minerals that occur as trace impurities in the caliche, found in Chile, whose main product is sodium nitrate. School Rutgers University; Course Title ENG MECH 407; Type. [102], In areas where there is little iodine in the diet,[103] typically remote inland areas and semi-arid equatorial climates where no marine foods are eaten, iodine deficiency gives rise to hypothyroidism, symptoms of which are extreme fatigue, goitre, mental slowing, depression, weight gain, and low basal body temperatures. around the world. Periodic Classification of Elements. [69][71], These sources ensure that Chile and Japan are the largest producers of iodine today. All three isoforms of the deiodinases are selenium-containing enzymes; thus dietary selenium is essential for T3 production. [17], The iodide and iodate anions are often used for quantitative volumetric analysis, for example in iodometry. It is often used as a sensitive spot test for ammonia. An iodine solution is produced, but is dilute and must be concentrated. electron-configuration-and-the-periodic-table - View presentation slides online. Explain how the periodicity of chemical properties led to the arrangements of elements on the periodic table. Ground state Iodine has an atomic number of 53. Uploaded By rsr111; Pages 8 Ratings 100% (2) 2 out of 2 people found this document helpful; This preview shows page 2 - 4 out of 8 pages. At present, all water-soluble radiocontrast agents rely on iodine. A line is now resolved such that either 15 components, (from even rotational quantum numbers, Jeven), or 21 components (from odd rotational quantum numbers, Jodd) are measurable.[76]. The brine is first purified and acidified using sulfuric acid, then the iodide present is oxidised to iodine with chlorine. Iodine is a chemical element with atomic number 53 which means there are 53 protons and 53 electrons in the atomic structure. In biology, linoleic acid (C18:2 n-6), omega-6 and alpha-linolenic (C18:3 n-3) omega-3, arachidonic acid (AA) – omega-6 (C20: 4n-6), and docosahexaenoic acid (DHA) – omega-3 (C22:6n-3) synthesized with iodine iodolipids developed among cell membranes during the evolution of life, important in the mechanism of apoptosis, carcinogenesis and degenerative diseases. The efficiency is high and energy dispersive spectroscopy is possible, but the resolution is rather poor. [73], The iodine value is the mass of iodine in grams that is consumed by 100 grams of a chemical substance typically fats or oils. In these technologies, which support the world's demand for acetic acid, hydroiodic acid converts the methanol feedstock into methyl iodide, which undergoes carbonylation. In general, an electron with a m s =+1/2 is called ­­an alpha electron, and one with a ­m s =-1/2 is called a beta electron. [117], Phosphorus can reduce elemental iodine to hydroiodic acid, which is a reagent effective for reducing ephedrine or pseudoephedrine to methamphetamine. Aqueous alkaline iodine solution is used in the iodoform test for methyl ketones. "3-" means adding 3 more electrons to its number of electrons in ground state. [109] Iodine supplementation in selenium-deficient populations is, in theory, problematic, partly for this reason. Iodine numbers are often used to determine the amount of unsaturation in fatty acids. I was taught that the outermost shell of an element can't hold more than 8 electrons unless the following shell has at least 2 electrons, however I got really confused when calculating Iodine's configuration and found out to be 1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 4p6, 4p10, 5s2, 5p5. The action of iodine in mammary tissue is related to fetal and neonatal development, but in the other tissues, it is (at least) partially unknown. electron configuration of iodine? For this reason, people at risk of exposure to environmental radioactive iodine (iodine-131) in fallout may be instructed to take non-radioactive potassium iodide tablets. This application is often in conjunction with advanced X-ray techniques such as angiography and CT scanning. The Japanese Minami Kanto gas field east of Tokyo and the American Anadarko Basin gas field in northwest Oklahoma are the two largest such sources. 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A deficiency of iodine leads to decreased production of T3 and T4 and a concomitant enlargement of the thyroid tissue in an attempt to obtain more iodine, causing the disease known as simple goitre. [106], Elemental iodine (I2) is toxic if taken orally undiluted. Which of the following statements about electronic configurations of atoms and mononuclear ions, and atomic orbital quantum numbers, are true or false 1.La3+ has the same electronic configuration as Iodine. (Lanthanum and the other lanthanides, as well as tungsten with Z = 74, are used by a few microorganisms. Finally, the octet rule is far over-rated. At levels of 2 ppm, iodine is immediately dangerous to life and health. The typical adult dose is one 130 mg tablet per 24 hours, supplying 100 mg (100,000 micrograms) of ionic iodine. For example, #N^(3-)#. Further information is available in inorganic chemistry textbooks, usually at Level 1 or First Year University level. [90] The toxicity derives from its oxidizing properties, through which it denaturates proteins (including enzymes). Simply use this information to obtain its electronic configuration. [81][82], Iodine-131 (usually as iodide) is a component of nuclear fallout, and is particularly dangerous owing to the thyroid gland's propensity to concentrate ingested iodine and retain it for periods longer than this isotope's radiological half-life of eight days. [Xe] 6s2 for barium). So a question asked me 'What is the total number of electrons in p orbitals in Iodine?' Excess iodine can be more cytotoxic in the presence of selenium deficiency. Share 0. What is the electron configuration of copper? [92] This upper limit was assessed by analyzing the effect of supplementation on thyroid-stimulating hormone. The iodine clock reaction (in which iodine also serves as a test for starch, forming a dark blue complex),[17] is a popular educational demonstration experiment and example of a seemingly oscillating reaction (it is only the concentration of an intermediate product that oscillates). Silver iodide is a major ingredient to traditional photographic film. Patients with various food allergies (shellfish, egg, milk, etc.) electronic configuration of iodine - Science - Periodic Classification of Elements. ; Siemens, W.D. 2 the electron configuration for an atom of phosphorus is 1 s 2 2 s 2 2 p 6 3 s. 2 the electron configuration for an atom of. Antimony Overview Antimony Complete Electron Configuration 1s2 2s2 2p6 3s2 3p6 4 s2 3 d10 4 p6 5 s2 4 d10 5 p3 Abbreviated Electron Configuration selenium electron configuration long form About; FAQ; Map; Contacts Periodic Table of the Elements Electron configuration of Strontium. This article is about the chemical element. Describe the electron configurations for atoms of any element using orbital notation, electron-configuration notation, and noble-gas notation. The electronic configuration of the elements A and B are 1s 2, 2s 2, 2p 6, 3s 2 and 1s 2, 2s 2, 2p 5 respectively. [95][96] Iodised salt is fortified with iodine in the form of sodium iodide. [80], In medicine, a saturated solution of potassium iodide is used to treat acute thyrotoxicosis. [96][97], As of 2000, the median intake of iodine from food in the United States was 240 to 300 μg/day for men and 190 to 210 μg/day for women. The first example occurs in the case of the lanthanoids (elements having atomic numbers between 57 and 71).The lanthanoids have the general electron configuration [Kr]4d 10 4f i 5s 2 5p 6 5d 0 or 1 6s 2. where i is a number between 0 and 14. [90], The thyroid gland needs no more than 70 μg/day to synthesise the requisite daily amounts of T4 and T3. ; Harrison, R.W. How do the electron configurations of transition metals differ from those of other elements? [77], In the alternative, iodine may be produced from iodophors, which contain iodine complexed with a solubilizing agent (the iodide ion may be thought of loosely as the iodophor in triiodide water solutions). For elements not in ground state, oxidation states should be taken into consideration. Examples of such preparations include:[78], The antimicrobial action of iodine is quick and works at low concentrations, and thus it is used in operating theatres. Therefore, #N^(3-) : 1s^2 2s^2 2p^6#, 6320 views [100] The adult UL in Japan was last revised to 3,000 µg/day in 2015. [104] Iodine deficiency is the leading cause of preventable intellectual disability, a result that occurs primarily when babies or small children are rendered hypothyroidic by a lack of the element. This absorption of light causes an electronic transition, i.e. #I : 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 4d^10 5p^5# or simply #I : [Kr] 5p^5 #. Cesium, complete electron configuration. By measuring with a spectroscopic Doppler-free technique while focusing on one of these lines, the hyperfine structure of the iodine molecule reveals itself. Simply use this information to obtain its electronic configuration. Strontium has to valence electrons. It's too, if it donates it to, then it will have a noble gas electron configuration, similar to a noble gas in the periodic table, previous to it in atomic number. Adding 3 more electrons would give us a total of 10 electrons. How do electron configurations affect properties and trends of a compound? The electron arrangements of atoms. [105] Iodine deficiency is also a problem in certain areas of Europe. It is therefore a commonly used wavelength reference (secondary standard). Similarly, Cu2HgI4 is used as a precipitating reagent to test for alkaloids. Hi there! [116][115] As with all medications, the patient's allergy history should be questioned and consulted before any containing iodine are administered. You might hear that, "Ions form because they want to have a filled p-sublevel". These are further processed by decarboxylation and deiodination to produce iodothyronamine (T1a) and thyronamine (T0a'). Iodine is a chemical element.Its atomic number (which is the number of protons in it) is 53, and its atomic mass (the number of protons plus neutrons) is 127.It is part of the Group 7 on the periodic table of elements and its electronic configuration is 2,8,8,18,17.It is a nonmetal OSTI.GOV Conference: Effects of iodine intercalation into Bi-based copper oxide superconductors Title: Effects of iodine intercalation into Bi-based copper oxide superconductors Full Record Question 3. [85], The organoiodine compound erythrosine is an important food coloring agent.

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