Question

please give correct answers to these 6 questions, with explanations if possible. thankyou

Which ionic compound will have the largest lattice Enthalpy? Which of the following diagrams depicts the d orbital? Question 1 Not yet answered Marked out of 1.00 P iagguestion Question 5 Not yet answered Marked out of 100 Select one: Flag question Select one: a BeCl2 b. Naci c . MgCl2 d. BeCl and MgCl2 will have the same lattice enthalpy values and they will be higher than those for LICI and Naci. e.LICI . a. A reaction takes place between hydroxide and carbon dioxide according to the reaction below: Question 2 Not yet answered Marked out of 100 P Flag question HO + CO2 = HCO3- In the reaction shown, which of the molecules/ions is acting as a Lewis a acid? b. Select one: a. This reaction is not involve any Lewis acids. b. The product, HCO3 is the only molecule/ion capable of acting as a Lewis acid in this reaction. C.CO2 Od. OH e. There are only Bronsted acids in this reaction. What is the oxidation state of the Pt atom in the complex compound Pt(NH3)2C12? Question 3 Not yet answered Marked out of 1.00 P Flag question Select one: a. 2+ b. 3+ C. 4+ O d. 0 e. 1+ What is the geometry of the complex ion shown below? Question 6 Not yet answered Marked out of 100 H2N...AMICI HUNC P Flag question Which of the following elements has a d-electron configuration of [Ar]3dº? Question 4 Not vet answered Marked out of 1.00 P Flag question Select one: o a. ТІ b. Ni C. Ni2+ d. Cu2+ e. Cu Select one: a. Octahedral b. Square planar c. Trigonal planar d. Pyramidal e. Tetrahedral

Answer 1

an Mo Ques-1 of Lattice I mole Energy. is the in energy when change It is the lonic crystal is formed from its constituent gaseous ions. from Bornd Lande's Equ lattice Energy (U) - - N. AZ I (1-1) Lattice Energy & 27 2 2t - charge on cation to interionic distance A Madelung const 2 = charge on onion n= Born exponent so Lattice & Charge - Energy Radius Greater the change greater will be lottice Energy smaller the size greaten will be lattice Energy. Change - Bet au Mgrace Size Be24 < Mg 2+ charge = 1+2-11= 2 charge a & As size of Be2t is smaller so the Lattice & Energy produced by Bell, will be largest } An a) Bell Ques-2 Ho & co ? Hog : +8== [no_11 lewis Lewis Arid Bose

donate a accept a pair Lewis Base - It is any substance such as one that con pair of nonbonding electrons. a Lewis Acid - It is any substance such as co that can of non bonding electrons. Answer Option c) co is acting as Lewis Acid. Ques 3) in Pt (NH) al Oxidation State NH3 (4) PE of it atom a lo.s=+2 Another Method C=Mt2 c= charge on complex M= Ox. State of Metal L = formal charge of ligand On (formal charge) - Nitz (formal charge) = 0 C= 0= M M +L +(-2) M = +2 0.s=+2 Answer Option A) +2 Ques. 4 d- electron conf. a) Ti [Ar] 3d² 4² 6) Ni → CAr] 3d 48² c) Niz, [Ar] 308 40° Answer Option d) 424 d) Cu + c) cu CAr] 3d 45° [Ar]3d Ys'

Question-s 7 dy Shape of dyz d-orbital - dzx port Acc. to question {Answer Option given dxz orbital represented by a) Represent dxz Question t H₂N PE Geometry of complex Pt Cl₂ (NH3)2 Represent Square Planar (dsp2) Option b) Square Planas H, N ce (Auswer