Kimya Ödev Yardımı
QuetionAI‘nin kimya problemi çözücüsü, temel kimyasal reaksiyonları ve denklemleri kullanıcılar için gerçek zamanlı olarak özetleyebilen ve zayıf bir temele sahip öğrencilerin bile kimyada kolayca uzmanlaşabilmesi için güçlü bir öğrenme sistemine sahip olan bir ortaokul kimya ders aracıdır.
Artık periyodik tablonun temel özellikleri hakkında endişelenmenize gerek yok. Burada her elemente karşılık gelen kimyasal reaksiyonlara ve reaksiyon prensiplerine kolaylıkla ulaşabilirsiniz. Moleküllerin ve atomların orijinal yapısını, görülebilen makroskobik olaylardan çıkarmak, her zaman savunduğumuz bir kimya araştırma tekniğidir.
- 1) Answer the following questions by showing electron configuration (spdf notation). a) Identify which of the following is paramagnetic and which is diamagnetic:I, Na, K", Zn. b) Which of the following has the largest number of unpaired electrons.P, Cu, Ar, Cs. c) Which of the following has the smallest first ionization energy: Rb , N, Ne, Cu. d) List the following in order of increasing size: Na^+,K^+,Se^2-,Cl^- 2) Draw the Lewis structure of the following compounds and determine the formal charge of each element. a) HCSNH_(2) b) ClCH_(2)CH_(2)NH_(2) c) CH_(3)CH_(2)NH_(2) 3) Draw the Lewis structure of the following s species and show resonance structures where applicable. a) FSO_(3)^- b) H_(2)SO_(4) c) PO_(4)^3- 4) Given the below compounds, draw the appropriate Lewis structure, calculate the formal charge on each atom, indicate the VSEPR notation, determine the electron and molecular geometry using VSEPR theory, identify the hybridization of all interior atom(s), and make a sketch of the molecule based on the valence bond theory. a) S_(2)Cl_(2) b) COF_(2) c) CH_(3)SH 5) For CH_(3)CCCH_(2)CH_(2)COOH molecule, answer the questions that are listed below. a) Write correct Lewis structure and calculate the formal charge for atoms. b) Determine the number of electron groups for each interior atom, indicate the VSEPR notation and the bond angle.and draw the molecular shape using VSEPR theory. c) Identify hybridization of all carbons and shown the hybridization scheme for only the carbons indicated in blue (CH_(3)CCCH_(2)CH_(2)COOH) d) Make a sketch of the molecules according to valance bond theory by showing orbital overlap and specifically show the multiple bond formation e) Indicate the number of sigma and pi bonds in the structure. 6) a) Draw the molecular orbital diagram of the given compounds, predict the bond order, and comment on whether the molecule can exist or not. F2 Be_(2) b) Is C_(2)^2+ diamagnetic or paramagnetic? c) Would you expect the bond in F_(2) to be stronger or weaker than in the C_(2)^2+ molecule? why?
- 16. 1 gram Fe II 112 akb Fe III. 1 mol Fe Yukaridaki maddelerin kotlelerinin bayok. ten kucuge dogru siralamas hangi seçe- nekte doğru verilmiatir? (Fo: 56g/mol A) 1,11,111 B) 111,11,1 C) 11,1,111 D) 111,1,11 E) 11,111,1
- The vapor pressure of pure benzene at 25^circ C is 0.1252 atm. A solution prepared by dissolving 1.6 mol naphthalene (nonvolatile nondissociating) in 12 mol benzene will have a vapor pressure of __ atm. A) 0.110 B) 0.130 C) 0.080 D) 0.240 E) 0.060
- The vapor pressure of pure benzene at 25^circ C is 0.1252 atm. A.solution prepared by dissolving 1.6 mol naphthalene Inomolatile, nondisocialingles.22 mailbenzonewill have a vapor pressure of __ atm. A) 0.110 B) 0.130 C) 0.080 D) 0.24 E) 0.060
- 3-organik madde toprak için neder onemlidir?Verimli bir topragin ne kadar organik madde icermesi gerekir?