You're offline
Skip to content
Question paper

P2 Data Booklet 2017 hlayiso.com

Subject: Physical SciencesGrade 1220173 pages
Download

Loading document…

Loading document…

Document textSearch extracted text and jump to a page.
Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE: PHYSICAL SCIENCES: PAPER II – DATA SHEET Page i of iii EXAMINATION DATA SHEET FOR THE PHYSICAL SCIENCES (CHEMISTRY) TABLE 1 PHYSICAL CONSTANTS NAME SYMBOL VALUE Magnitude of charge on electron e 1,6  10–19 C Mass of an electron me 9,1  10–31 kg Standard pressure pθ 1,01  105 Pa Molar gas volume at STP Vm 22,4 dm3  mol–1 Standard temperature Tθ 273 K Avogadro's constant NA 6,02  10 23 mol–1 Faraday's constant F 96 500 C  mol–1 TABLE 2 CHEMISTRY FORMULAE m N V n n n M NA Vm n m c OR c  V MV Kw  [ H3O  ]  [ OH  ]  1  10–14 at 298 K θ θ θ Ecell  Ecathode  Eanode Q  It θ θ θ Ecell  Eoxidising agent  Ereducing agent IEB Copyright © 2017 PLEASE TURN OVER
Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE: PHYSICAL SCIENCES: PAPER II – DATA SHEET Page ii of iii TABLE 3 PERIODIC TABLE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2,1 Atomic number (Z) 1 2,1 Electronegativity 2 1 H He 1 H 4 3 1,0 4 1,5 5 2,0 6 2,5 7 3,0 8 3,5 9 4,0 10 1 2 Li Be Relative atomic mass B C N O F Ne 7 9 10,8 12 14 16 19 20 11 0,9 12 1,2 13 1,5 14 1,8 15 2,1 16 2,5 17 3,0 18 3 Na Mg Aℓ Si P S Cℓ Ar 23 24,3 27 28 31 32 35,5 40 19 0,8 20 1,0 21 1,3 22 1,5 23 1,6 24 1,6 25 1,5 26 1,8 27 1,8 28 1,8 29 1,9 30 1,6 31 1,6 32 1,8 33 2,0 34 2,4 35 2,8 36 4 K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr 39 40 45 48 51 52 55 56 59 59 63,5 65,4 70 72,6 75 79 80 84 37 0,8 38 1,0 39 1,2 40 1,4 41 1,6 42 1,8 43 1,9 44 2,2 45 2,2 46 2,2 47 1,9 48 1,7 49 1,7 50 1,8 51 1,9 52 2,1 53 2,5 54 5 Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe 85,5 88 89 91 93 96 99 101 103 106 108 112 115 119 121 128 127 131 55 56 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 6 Cs Ba Hf Ta W Re Os Ir Pt Au Hg Tℓ Pb Bi Po At Rn 133 137,3 178,5 181 184 186 190 192 195 197 200,6 204,4 207 209 – – – 87 88 7 Fr Ra 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lw IEB Copyright © 2017
Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE: PHYSICAL SCIENCES: PAPER II – DATA SHEET Page iii of iii TABLE 4 STANDARD ELECTRODE POTENTIALS Half-reaction E°/volt Li + e– + ⇌ Li –3,05 + – K +e ⇌ K –2,93 Cs+ + e– ⇌ Cs –2,92 2+ – Ba + 2e ⇌ Ba –2,90 2+ – Sr + 2e ⇌ Sr –2,89 2+ – Ca + 2e ⇌ Ca –2,87 Na+ + e– ⇌ Na –2,71 2+ – Mg + 2e ⇌ Mg –2,37 3+ – Aℓ + 3e ⇌ Aℓ –1,66 Mn2+ + 2e– ⇌ Mn –1,18 – 2H2O + 2e ⇌ H2(g) + 2OH– –0,83 Zn2+ + 2e– ⇌ Zn –0,76 3+ – Cr + 3e ⇌ Cr –0,74 Increasing reducing ability Fe2+ + 2e– ⇌ Fe –0,44 2+ – Cd + 2e ⇌ Cd –0,40 2+ – Co + 2e ⇌ Co –0,28 2+ – Ni + 2e ⇌ Ni –0,25 Increasing oxidising ability Sn2+ + 2e– ⇌ Sn –0,14 2+ – Pb + 2e ⇌ Pb –0,13 3+ – Fe + 3e ⇌ Fe –0,04 2H+ + 2e– ⇌ H2(g) 0,00 + – S + 2H + 2e ⇌ H2S(g) +0,14 4+ – Sn + 2e ⇌ Sn2+ +0,15 SO42– + 4H+ + 2e– ⇌ SO2(g) + 2H2O +0,17 Cu2+ + 2e– ⇌ Cu +0,34 – 2H2O + O2 + 4e ⇌ 4OH– +0,40 + – SO2 + 4H + 4e ⇌ S + 2H2O +0,45 I2 + 2e– ⇌ 2I– +0,54 O2(g) + 2H+ + 2e– ⇌ H2O2 +0,68 3+ – Fe + e ⇌ Fe2+ +0,77 2+ – Hg + 2e ⇌ Hg +0,79 NO3– + 2H+ + e– ⇌ NO2(g) + H2O +0,80 + – Ag + e ⇌ Ag +0,80 – + – NO3 + 4H + 3e ⇌ NO(g) + 2H2O +0,96 – Br2 + 2e ⇌ 2Br– +1,09 Pt2+ + 2e– ⇌ Pt +1,20 + – MnO2 + 4H + 2e ⇌ Mn2+ + 2H2O +1,21 + – O2 + 4H + 4e ⇌ 2H2O +1,23 Cr2O72– + 14H+ + 6e– ⇌ 2Cr3+ + 7H2O +1,33 Cℓ2(g) + 2e– ⇌ 2Cℓ– +1,36 Au3+ + 3e– ⇌ Au +1,42 – + – MnO4 + 8H + 5e ⇌ Mn2+ + 4H2O +1,51 H2O2 + 2H+ + 2e– ⇌ 2H2O +1,77 – F2(g) + 2e ⇌ 2F– +2,87 IEB Copyright © 2017

Published documents with matching subject and grade metadata.

Matched using subject, grade, language, document type and exam metadata.

More from Grade 12 Physical Sciences

Explore more published documents in this catalogue.

View all
P2 Data Booklet 2017 hlayiso.com | Hlayiso