Mg + N2 → v Mg3N2 v Ca(NO3)2 + v Na2SO4 v Caso4 + v NANO3 v Fe2(SO4)3 + КОН — v K2SO4 + v Fe(OH)3 v N2 + 02 v NO2 v S + SO3 v CO + v O2 v CO2 v Cu(NO3)2 v CuO + v NO2 + v O2

1A H 2A Li Be 3A 4A 5A 6A 7A He BCN O F Ne S Cl Ar Na Mg 3B 4B 5B 6B 7B K Ca Sc Ti V 88 Cr Mn Fe Co Ni Cu Zn Ga Ag Cd In Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Fr Ra Ac Rf Ha 1B 2B Al Si P 8A Ge As Se Br Kr Sn Sb Te I Xe Pb Bi Po At Rn Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr (1) What is the complete ground state electron configuration for the chlorine atom? 1s 2s 2p 3s 3p5 (2) What is the complete ground state electron configuration for the cobalt atom?

You analyzed 2.475 g of a mixture of NaCl, SiO2, and CaCO3. You isolate 0.825 g NaCl, 0.825 g of CaCO3, and 0.580 g SiO2. You were told that the original mixture contained 35% NaCl, 45% CaCO3, and 20% SiO2. Report two possible sources of error.

1A H2A Li Be 8A 3A 4A 5A 6A 7A He B CN OF NE Na Mg 3B 4B 5B 6B 7B 881B 2B Al Si P S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Write the complete electron configuration for the chromium atom. Using NOBLE GAS notation write the electron configuration for the scandium atom.

1A H 2A Li Be 3A 4A 5A 6A 7A He BCN O F Ne 1B 2B Al Si P S Cl Ar Na Mg 38 4B 5B 6B 7B8B K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In 8A Ge As Se Br Kr Sn Sb Te I Xe Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn **** Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Write the complete electron configuration for the zinc ion. Using NOBLE GAS notation write the electron configuration for the copper(1) ion.

1A 8A H 2A 3A 4A 5A 6A 7A He Li Be Na Mg 3B 4B 5B 6B 7B 8B- 1B 2B AI| Si P K Ca Sc Ti VCr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te IXe Cs Ba La Hf Ta W Re Os Ir Pt Au Hg TI Pb Bi Po At Rn 米 ** Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa UNp Pu Am Cm Bk Cf Es Fm Md No Lr (1) What is the name of the element with a valence electron configuration of 3s'? (2) What is the name of the element with a valence electron configuration of 4s24p1? Submit Answer Try Another Version 5 item attempts remaining Cengage Learning | Cengage Technical Support search 近 0 20,

1A 8A H 2A 3A 4A 5A 6A 7A He LI Be BCNO F Ne Na Mg 3B 4B 5B 6B 7B 8B - 1B 2B AI Si S CI Ar K Ca Sc Ti Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Hf Ta W Re Os Ir Pt Au Hg TI Pb Bi Po At Rn ** Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa UNp Pu Am Cm Bk Cf Es Fm Md No Lr Write the complete electron configuration for the nickel atom. 3d84s? Using NOBLE GAS notation write the electron configuration for the iron atom.

1A H2A 3A 4A 5A 6A Li Be Na Mg 38 4B 5B 6B 7B K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Cs Ba La Hf Ta Fr Ra Ac Rf Ha 8B BA B C N 0 Cl Ar 1B 2B Al Si P S Ge As Se Br Kr Sn Sb Te I Xe We Os Ir Pt Au Hg Tl Pb Bi Po At Rn 7A He F Ne Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Write the complete electron configuration for the manganese(II) ion. Using NOBLE GAS notation write the electron configuration for the cobalt(II) ion.

1A 8A H 2A 3A 4A SA 6A 7A He CNOF Ne Li Be В B 2B ASi PS CI Ar Na Mg 3B 4B 5B 6B 7B г 68 K Ca Sc TiV Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Xe Rb Sr Y Zr ND MO Tc Ru Rh Pd Ag ca In Sn Sb Te Cs Ba La Hf Ta Re Os Ir Pt Au Hg TI Pb Bi Po At Rn Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa UNp Pu Am Cm Bk Cf Es Md No Lr Considering only ions with charges of+1, +2, -1 and -2, or neutral atoms, give the symbols for 4 species that are isoelectronic with the chloride ion, Cl

Smallest Largest 1A H 2A neon Li Be Na Mg 38 4B 5B 6B 7B8B K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Rb Sr Y Zr Nb Mo Tc Ru Rh Cs Ba La Hf Ta W Re Os Ir _** Fr Ra Ac Rf Ha 3A 4A 5A 6A 7A He BC N O F Ne 1B 2B Al Si P S Cl Ar Ge As Se Br Kr Pd Ag Cd In Using only the periodic table arrange the following elements in order of increasing atomic radius: neon, krypton, helium, argon. argon 8A Sn Sb Te I Xe Pt Au Hg Tl Pb Bi Po At Rn Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Please answer this question according to the general rules you have learned regarding periodic trends. DO NOT base your answer on tabulated values since exceptions may occur. Drag and drop your selection from the following list to complete the answer: helium krypton Previous Nex