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CHEM 101 Exam 1 Questions and Answers All Correct

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  • CHEM 101

CHEM 101 Exam 1 Questions and Answers All Correct Where are periods on the periodic table? - Answer They go across Where are groups on the periodic table? - Answer They go down What are the metalloids in the periodic table?(6) - Answer B, Si, As, Te, Ge, Sb What are the non-metals i...

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  • September 17, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • chem 101
  • chem 101 exam 1
  • CHEM 101
  • CHEM 101
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CHEM 101 Exam 1 Questions and
Answers All Correct
Where are periods on the periodic table? - Answer ✔ They go across

Where are groups on the periodic table? - Answer ✔ They go down

What are the metalloids in the periodic table?(6) - Answer ✔ B, Si, As, Te, Ge, Sb

What are the non-metals in the periodic table? (18) - Answer ✔ H, He, C, N, O, F, Ne,
P, S, Cl, Ar, Se, Br, Kr, I, Xe, At, Rn

What are the noble gases? - Answer ✔ Group 18

What are the halogens? - Answer ✔ Group 17

What are the alkali metals? - Answer ✔ Group 1 NO H

What are the alkaline earth metals? - Answer ✔ Group 2

What are the transition metals? - Answer ✔ The entire D block

What creates the mass number? - Answer ✔ Protons+neutrons

When 2 like charges interact, which of the following gives the highest energy? - Answer
✔ Large charges close together

What is the trend for ionization energy? - Answer ✔ Diagonal right

What is the trend for atomic radius? - Answer ✔ Diagonal left

What is the trend for electron affinity? - Answer ✔ Diagonal right

What is the trend for electronegativity? - Answer ✔ Diagonal right
What are the two different strategies for using conversion factors for quantifying
elements? - Answer ✔ Step-wise and one-step method

, What is the stepwise method? - Answer ✔ use Avogadro' number and the molar mass
of the element in question. We will simply apply those conversion factors in whatever
order needed to find the unit of interest.

What is the one-step method? - Answer ✔ We will ask what is in one mole of the
element, both in the units given, and the units desired. Then we will construct a
conversion factor using those units.

What is coulomb's law equation for energy? - Answer ✔ E=(kq1q2)/εr

What is coulomb's law equation for force? - Answer ✔ F=(kq1q2)/εr^2

H - Answer ✔ Hydrogen

He - Answer ✔ Helium

Li - Answer ✔ Lithium

Be - Answer ✔ Beryllium

B - Answer ✔ Boron

C - Answer ✔ Carbon

N - Answer ✔ Nitrogen

O - Answer ✔ Oxygen

F - Answer ✔ Fluorine

Ne - Answer ✔ Neon

Na - Answer ✔ Sodium

Mg - Answer ✔ Magnesium

Al - Answer ✔ Aluminum

Si - Answer ✔ Silicon

P - Answer ✔ Phosphorus

S - Answer ✔ Sulfur

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