Question

ular geometry are respectively Question 2.4 For the species XcFz, the electronic and molecular geomet A trigonal pyramidal and see-saw B. trigonal pyramidal and T-Shaped C tetrahedral and tetrahedral D. octahedral and square pyramidal E trigonal bipyramidal and T-shaped Question 2.5 What is the % nitrogen in ammonium sulfate? A 10 59% B 11.85% C 21.19% D. 23.70% E Need more information. Question 2.6 What is the number of oxygen atoms in a 5 380g sample of glucose (C6H1206)? A 0030 B. 1.80 x 102 C 1.08 x 10° D. 6.02 x 1023 E. None of the above

Answer 1

@ 3 + x 6. - /V +M-C-+A) liomeka -7405 Lwhere, V = no. of valence lechons of Central - Atom IME No.of mono valent dization atoms 1 c = charse on cation Triponad biperamidal A - Chayko anjon 02 ly bridizational M mo-of- malect. Glomery T- Shape : option (E)_is_correct

Molar Mass Ammoning Seelde bote Element (NH4). Soy Molal mass= (14+4)x2 +32 + 16x4 = 36 + 32 +64 a laag Molar mass of Nitrogen in compound % nitrogen a -Xoom Total mass of Compound - 230 X too dl.dly. e option (C) is cossect.

G 26 CH ₂ O (glucose). Molal mass= 6X12+12X/_+ 6 x 16 = 72 + 12 + 96 Imolecule of glucose has = 6 L orem atomers 180 g No molecules ill have = 6XN. whese, N. (Avogadrós number) contain oxygen atoms = NX 6 20.16023x163x6 5.3809 180 5.380 360738X7023 I 180 *5.360 194.42 23 Tho = 7oo8 X 7623 Therefore option (C) is correct.