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4. The electronic configuration of fur clemnem, given below, Which clement does not beter, ere He Co the, , , , -P* (A) [Xe] 657 48° Sd" (4) [Ary ae? ga?, = (© [Ra] 787 Sf 6d" (D) [Kr) 4c 59? = be the tonal numer of wanes Ws Ub. What, lemons Mg, Which of the fllowing match is correc ee a, es (A) Last stural element — Uy, aaa, (8) 20, (B) General electronic configuration of LA at * (Dy 2, {C) inet gas cloments les ia 2 — 6 ae ne se Of the following stauemene te fale, «D) Typical elements — 3"" period clements in 10 Op Of nat electronic configuration ew, eding 34, The electronic configuration of elements X (B) Typical elements lies, are ts? 2s? 2p® 3s? 3p! and 1s? 2s? 2p* ee aan ed The sanath poina sania, What is the position of clement X with re : — a, position of Z in the pervodic table - = (D) Boron and silicon are diagonally related, (A) Just below element Z (1) Just above Z 42, In sodium ator the screening is due to =, lle (©) Left to the Z (D) right to the z (A) 30, 3p (By 2s!, 45, Which of the following sequence contains atomic oe (D) 8. 28, number of only representative clements © 43. Which of the following is not isoelectronic serkey =, (A)SS, 12.18.53 (B) 13,33, 54,83 (ACERS Ar (B) NY Ne, Mgt, (€)3.33, 53,87 (D) 22.33. 55,66 (©) B™, He, Li’ (D)N*, S.C, $ ;, M6. Which of the following configuration of the outemost SECTION-B, two shells is characteristic of alkali metals :- ATOMIC RADIUS, (A)(a—1) pons! (B) (n— 1) pd” ns! 44. Highest size will be of;, (©) (a 1) 3? p* ns! np! (D) (n ~ ts? p? A? ns? (A) Br (B) 1, 37. Zine and copper have similarity in their ;- 5 we : or, (A)G 45. The cynide CN™ & N, are isoelectronic,, (B) Electronic configuration ata oC ae, (C) Number of electron present in their d’ sub shells (B) Absence of bond polari, (D) Both are transition metals (C) Unsymmetrical electron distribution 4, 38. Pd has exceptional outer electronic configuration (D) Presence of more electron in bonding orbitals, as 4d" 5s", it belong to =~ 46. Element Hg has two oxidation states Hg’? & Hig",, (A) 4" period, group! 1 The right order or radii of these ions :, (B) 5* period, group-10 (A) Hg"! > Hg”. (B) Hg”? > Hg"., (C) 6" period, group-9 (C) Hg" = Hg". (D) Hg > Hg., a, (D) 4 period, group-10 47. tonic radii of, 39. An clement ‘X’ on emitting an a- particle, do not (A) Tit < Ma” Bane, change its group number in the periodic table. The @Kr>a (Dy Ea, clement is :- 4%. The correct order of radii is <, (A) Lanthanum (B) Cerium (A)N <Be<B (B) > <0* <N* ,, (C) Lawrencium (D) Radium (C)Na< isk (0) Fe" < Fer < Pe, ©: 100-212-1799, 8003899588, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , : [email protected], url swww.motion.ac.in,

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following electronic configuration would be, (A) [Nel3s° 3p! (B) [Ne}3s*3p*, (C) [Ne}3s* 3p? (D) [Ar}3d” 4s? 4p?, , electronegative clements is :, (A) asap? (B) ns"np*, (©) as'np* (D) ns'np®, 19. Choose the s-block element in the following, (A) ts?, 28° 2p®, 38? 3p® 3d? 4s!, (B) Is*, 2s? 2p*, 3s” 3p* 3d?” 45!, (©) Is*, 2s? 2p®, 3s? 3p” 4s!, (D) All of the above, , 20. Pick out the isoelectronic structure from the 54, , following :, , L°CH, IL H,0° MLNH, IV. CH,, (A) Land (B) I and IV, , (C) Land It (D) 1, 1 and TV, , 21. One clement has atomic weigth 39, Its electronic, configuration is 1s", 2s? 2p*, 3s? 3p" 4s', The true 29,, , ‘Statement for that element is ;, (A) More (IE), (B) Transition element, (C) Isotone with , Ar’., {D) Stable oxide M,O, 22. 4d°5s" configuration belongs to which group :~, (A) MA (B) UB, (vB (D) 1B, , 23. Which of the following general electronic, Configuration for transition elements is not correct, (A) (n+ Ts? na!", (B) ms! —4 yd! ~ (Where 0 = 2,3, 4...), (C) ns™2 (-1)5? p? qhe, (D) (a 1) 4 go-2, , 17. Element in which maximum ionization energy of, , 18. The outermost electronic configuration of most, , —, , Th, , 132 | Theory and Exercise Book confi s, , ELECTRONIC CONFIGURATION m“ Which of the following <l6et" , 16. Element with atomic mumber 58 belongs to which vag 2 pata Det (, , (A) (n, block ? tese ;, , (Aye (By (C) 08? ng ”, oa (wy f 28., , 26., , 27., , 30., , 3., , , , , , , , , , , , , , {A) 20, «i, From saci emmuioer 30 0 71, ammenes are placed i, (ay 5 period and fil A group, , (B) 6® period and Il B group, , (C) separate period and group, , (D) 7* period and TV B group, , Elements whose atoms have three outermost, incomplete are called ~, (A) s-block, , (C) d-block, , ‘Truc statement is :~, (A) All the transuranic elements are synthene elements, (B) Elements of third group are called bridge clements, (©) Element of 1s? configuration is placed in ILA group, (D) Electronic configuration of elements of a group, is same, , An clement recently discovered is Uub. Expected, electronic configuration of the element is , (A) [Kr] 5s*4d!° (B) [Xe] 6s*4f*sa°, , (C) [Ra] 7s°5t6d! (DD) [Raj 7s°S ft", , Elements having ns? np* valence shell electronic, configuration lies in ;~, , (A) '0' gp. and 7" period, , (B) 18" gp. and 2.6" period, , (C) 18 gp and 1%-6" period, , (D) All are correct, , Certain regular intervals after which the outc:, , , , , , , , , , , , , , , , , , 35, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , electronic configuration of the elements occur are, called >, (A) Gold number (B) Atomic numbers, , (C) Magic numbers (D) Avogadro number, , , , CORPORATE OFFICE : Motion Education Pur. Lid., 394 - Rajeev Gandhi Nagar, Kota