Duplicate of 338 1st Semester Review

Question 1

Artificial transmutation is a way of creating new elements. It mimics what natural process?

Accepted Answer

Fusion

Question 2

Which element below has the smallest atomic radius?

Accepted Answer

Helium (He)

Question 3

What is the proper electron configuration for gallium (Ga)?

Accepted Answer

[Ar]4s23d104p1

Question 4

Which electron configuration below is impossible?

Accepted Answer

1s22s22d63s2

Question 5

Which element below forms +2 charges when it becomes an ion?

Accepted Answer

Magnesium (Mg)

Question 6

Use the the picture to determine the weighted average atomic mass of an imaginary element.

Accepted Answer

23.3

Question 7

Which element below is most likely to be malleable?

Accepted Answer

Vanadium (V)

Question 8

Are you going to rock your chemistry final?!?

Accepted Answer

Of course!, I totally got this., Heck, yeah!, You know it!

Question 9

Which dot structure shown is the correct one for CO2?

Accepted Answer

C

Question 10

Which of the following symbols would represent a compound?

Accepted Answer

X3Z2

Question 11

What is the correct dot structure for O2?

Accepted Answer

A

Question 12

Which bonding type below can conduct electricity in solution?

Accepted Answer

Ionic

Question 13

Convert 56 oz to mL. (Hint: 1 cup=8 oz, 1 cup = 284 mL. Assume exact conversion factors).

Accepted Answer

2000

Question 14

Which substance below would most likely form an acidic compound when added to water?

Accepted Answer

Bromine (Br)

Question 15

How much energy is needed to heat 4.0 grams of Aluminum from 21 0C to 38 0C? (c=0.91 J/gC)

Accepted Answer

62 J

Question 16

Which bonding type below has low melting points and high vapor pressures?

Accepted Answer

Nonpolar covalent

Question 17

Which metal below is the most reactive when added to water?

Accepted Answer

Cesium (Cs)

Question 18

What goes in the "space" in the reaction in the picture?

Accepted Answer

A beta particle

Question 19

Which of the following is a chemical change?

Accepted Answer

Iron rusting

Question 20

How many sig figs does the number 200.0 have?

Accepted Answer

4

Question 21

A 0 0C ice cube melts. Which value would you need to calculate the heat required to melt it?

Accepted Answer

Heat of fusion

Question 22

How many orbitals are possible in the 3rd energy level?

Accepted Answer

9

Question 23

How many protons, neutrons and electrons would the thing in the picture have?

Accepted Answer

11 p, 12 n, 10 e

Question 24

Which element below would have the highest ionization energy?

Accepted Answer

Helium (He)

Question 25

Which of the following symbols would represent a mixture?

Accepted Answer

X3 and Z2

Question 26

Rewrite 0.000250 in scientific notation. Don't forget about sig figs!

Accepted Answer

2.50 x 10-4

Question 27

A substance has a density of 2.6 g/mL. If you had 17 grams of it, what is the volume in L?

Accepted Answer

0.0065

Question 28

If you had 2.00 gallons of milk, how many liters is this?

Accepted Answer

7.57 L

Question 29

How many molecules are present in 3 H2O + 5 Fe?

Accepted Answer

3

Question 30

55.0 g of 95.0 0C H2O are mixed with 35.0 g of cold H2O. If Tfinal = 75.0 0C, Ti of cold H2O=?

Accepted Answer

43.6 0C

Question 31

Which segment of the graph represents boiling a liquid?

Accepted Answer

DE

Question 32

An "alpha particle" is the same thing as what?

Accepted Answer

A helium atom

Duplicate of 338 1st Semester Review

Questions 32

Duplicate of 338 1st Semester Review

Questions 32