1. The following combinations of quantum numbers are not allowed. Correct each set by changing only quantum number and write in an appropriate corrected value. n = 1 1 = 1 a. mi = 0 ms = -½ Corrected value: b. n=2 m = +½ ms = +½ Corrected value: n= 4 1= 3 с. mi = +3 ms = 0 Corrected value: d. n=3 mį = 1 ms =+½ Corrected value: 2. Without looking at the periodic table write the generic valence electron configuration for the first the periods of group 4A (14). C 2. 25 2P Si 38 Ce-45" 4p? Cd 3. Give the symbol for the ion that would be formed if cadmium (Cd) gained 2 electrons: Explain briefly why the answer for this question cannot be Sn²". be0ause Sn is symbek of Tin and not Ror Cadmium. 4. Discuss the trend in atomic radius across a period. Explain why the general trend is that radius inc across the period from left to right, but in the d-block (transition metals) the atomic radius stays re constant. s becavst evecren are addtd eo Hhe san

Chemistry
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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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1. The following combinations of quantum numbers are not allowed. Correct each set by changing only one
quantum number and write in an appropriate corrected value.
n = 1
1= 1
a.
mį = 0
ms = -½
Corrected value:
b. n=2
mi = +½
ms = +½
Corrected value:
n= 4
1= 3
с.
mi =+3
ms = 0
Corrected value:
d. n=3
mį = 1
ms = +½
Corrected value:
2. Without looking at the periodic table write the generic valence electron configuration for the first three
periods of group 4A (14).
22P
528
Si 38
Ce-45? 4p?
Ge-4s
3. Give the symbol for the ion that would be formed if cadmium (Cd) gained 2 electrons:
Explain briefly why the answer for this question cannot be Sn²".
be0ause Sn is symbek of Tin
Cadmium.
and not Ror
4. Discuss the trend in atomic radius across a period. Explain why the general trend is that radius increases
across the period from left to right, but in the d-block (transition metals) the atomic radius stays relatively
constant. 's becavst
evecren
are addtd eo thesamesen,
Transcribed Image Text:1. The following combinations of quantum numbers are not allowed. Correct each set by changing only one quantum number and write in an appropriate corrected value. n = 1 1= 1 a. mį = 0 ms = -½ Corrected value: b. n=2 mi = +½ ms = +½ Corrected value: n= 4 1= 3 с. mi =+3 ms = 0 Corrected value: d. n=3 mį = 1 ms = +½ Corrected value: 2. Without looking at the periodic table write the generic valence electron configuration for the first three periods of group 4A (14). 22P 528 Si 38 Ce-45? 4p? Ge-4s 3. Give the symbol for the ion that would be formed if cadmium (Cd) gained 2 electrons: Explain briefly why the answer for this question cannot be Sn²". be0ause Sn is symbek of Tin Cadmium. and not Ror 4. Discuss the trend in atomic radius across a period. Explain why the general trend is that radius increases across the period from left to right, but in the d-block (transition metals) the atomic radius stays relatively constant. 's becavst evecren are addtd eo thesamesen,
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