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Chemistry I (Spring) 2024

Total questions: 60

Worksheet time: 2hrs 41mins

Name
Class
Date
1.

What is never allowed in the lab?

a)

Eye safety

b)

Chemicals

c)

Food or Drink

d)

Music

2.
Which liquid is the least dense?
a)
oil
b)
water
c)
syrup 
d)
plastic bottle
3.
15.6 L = ___________ mL
a)
15,600
b)
156,000
c)
1,560,000
d)
15,600,000
4.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
5.

Where would you go to get something out of your eye?

a)

Eye safety Cabinet

b)

Eye wash station

c)

Lab safety cabinet

d)

Call 911

6.

Which states of matter can change their shape?

a)

liquid

b)

solid

c)

gas

7.

Sublimation is the process of

a)

a gas going to a liquid

b)

a solid going to a gas

c)

a liquid going to a solid

d)

a gas going to a solid

8.

What state of matter is represented in this picture?

a)

solid

b)

liquid

c)

gas

9.

Which type(s) of matter have a definite volume?

a)

solid

b)

liquid

c)

gas

10.

Moving from the least dense to the most dense, which is the correct order?

a)

liquid, gas, solid

b)

gas, liquid, solid

c)

solid, liquid, gas

11.

The study of matter and its changes is called

a)

Biology

b)

Chemistry

c)

Physics

d)

None of the above

12.

Which of the following is NOT a potential sign of chemical change?

a)

Change in odor

b)

Boiling

c)

Fizzing

d)

Change in color

13.

Which of the following causes a chemical change?

a)

Moving

b)

Melting

c)

Burning

d)

Shattering

14.

Which of the following is a homogeneous mixture?

a)

Diamond

b)

Milk

c)

Sulfuric Acid

d)

Iron

15.

Which of the following is an example of an element?

a)

Kryptonite

b)

Copper metal

c)

Sulfuric Acid

d)

Ammonia

16.
How many protons are in Beryllium?
a)
4
b)
9
c)
5
d)
2
17.
How many neutrons are in a Gold atom?
a)
79
b)
196
c)
118
d)
275
18.

How many electrons does an Iodine atom have?

a)

53

b)

126

c)

73

d)

179

19.

How many neutrons does an Oxygen atom have?

a)

8

b)

16

c)

24

d)

7.999

20.

What does the bottom most number (39.098) represent?

a)

Atomic number

b)

Atomic mass

c)

Number of protons

d)

Number of electrons

21.

What does top most number (47) represent?

a)

Number of protons

b)

Number of neutrons

c)

Number of electrons

d)

Number of protons and neutrons

22.
What is the atomic number of this atom?
a)
1
b)
3
c)
4
d)
7
23.

What is the atomic number of Nickel? (enlarge the periodic table)

a)

110

b)

28

c)

46

d)

78

24.
Silicon is a semiconductor and has properties of both metals and nonmetals. What type of element is Silicon? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
25.
Which elements are found on the left to middle of The Periodic Table? 
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Candles
26.
All of these properties describe metals except...
a)
malleable
b)
conductors
c)
brittle 
d)
shiny
27.
Which element is a metalloid?
a)
Titanium
b)
Selenium
c)
Potassium
d)
Polonium
28.
Aluminum can be hammered into different shapes or rolled into flat sheets. This means Aluminum is 
a)
ductile
b)
malleable
c)
lustrous
d)
high density
29.

This type of element loses its valence electrons easily.

a)

metal

b)

nonmetal

c)

metalloid

30.

Mark which groups on the Periodic table include Non-metals in them.

a)

14, 15

b)

16,17

c)

3,4

d)

1,18

e)

9,10

31.

What state do most metals exist in at room temperature?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

32.
a)
2
b)
8
c)
3
d)
13
33.
a)
7
b)
8
c)
9
d)
10
34.
Valence electrons are the...
a)
Innermost electrons
b)
Middle electrons
c)
Outermost electrons
d)
Any electrons
35.

USE THE PERIODIC TABLE

Find the element that has 3 Valence Electrons and 2 energy levels.

a)

Magnesium - Mg

b)

Lithium - Li

c)

Aluminum - Al

d)

Boron - B

36.

USE THE PERIODIC TABLE

Find the element that has 5 Valence Electrons and 4 energy levels.

a)

Arsenic - As

b)

Selenium - Se

c)

Calcium - Ca

d)

Vanadium - V

37.

This could be the dot diagram of

a)

Mg

b)

Cl

c)

C

d)

O

38.
Beryllium will ____ valence electrons when forming an ionic bond.
a)
lose 4
b)
gain 4
c)
lose 2
d)
gain 2
39.
In the chemical formula for an ionic compound, which item is written first?
a)
positive ion
b)
negative ion
c)
subscript
d)
the female
40.
What is the formula for aluminum fluoride?
a)
AlF
b)
Al2F3
c)
AlF3
d)
Al3F2
41.

What is the charge of ion "X" in CaX?

a)

+1

b)

-1

c)

+2

d)

-2

42.
The shortest wavelength in visible light is______.
a)
violet
b)
red
c)
blue
d)
yellow
43.
_______ carry the greatest amount of energy. 
a)
x-rays
b)
gamma rays
c)
infrared rays
d)
visible light
44.

What color on the visible spectra has the longest wavelength?

a)

Blue

b)

Orange

c)

Green

d)

Yellow

45.

On the Electromagnetic Spectra Which type has the highest energy and shortest wavelength?

a)

Microwaves

b)

FM Radio waves

c)

X Rays

d)

Infrared

46.
If copper (II) and phosphate bond together, the resulting chemical formula would be:
a)
Cu2(PO4)3
b)
CuPO4
c)
Cu3(PO4)2
d)
Cu3PO4
47.
What is the name of N2O3
a)
Nitrogen trioxide
b)
Dinitrogen oxide
c)
Dinitrogen trioxide
d)
Nitrogen oxide
48.

The force needed to overcome the intermolecular attractions and break through a surface of a liquid or spread the liquid out is?

a)

Capillarity

b)

Hydrogen Bonding

c)

Specific Heat

d)

Surface Tension

49.

____ measures the amount of heat, in joules, needed to raise the temperature of 1 g of substance by 1o degree C.

a)

Capillarity

b)

Hydrogen Bonding

c)

Specific Heat

d)

Surface Tension

50.

True of False, Temperature in most solutions increases solubility.

a)

True

b)

False

51.

What is the molar mass of table salt (NaCl)?

a)

117 g/mol

b)

35 g/mol

c)

23 g/mol

d)

58 g/mol

52.

What is the molar mass of NaOH?

a)

40 g/mol

b)

39 g/mol

c)

24 g/mol

d)

57 g/mol

53.

What does R stand for

a)

Ideal gas constant

b)

Real gas constant

c)

Temperature constant

d)

Ideal gas law

e)

Pressure constant

54.
In order to solve gas law calculations, temperature must be measured in:
a)
Fahrenheit
b)
Celsius
c)
Kelvin
d)
It doesn't matter 
e)

Kilojoules

55.

At STP, what is the pressure in atmospheres?

a)
1 atm
b)
10 atm
c)
0 atm
d)
100 atm
e)

101.3 atm

56.
Convert -89 oC to K
a)
184K
b)
362K
c)
-362K
d)
-184K
57.

What is the atomic number of Barium, Ba? (enlarge the periodic table)

a)

20

b)

38

c)

56

d)

88

58.

At STP, 1 mol, or representative particles, of any gas occupies a volume of......................

a)

24.4 L

b)

44.2 L

c)

22.4 L.

59.
How many atoms of carbon (C) are in C6H12O6?
a)
3
b)
6
c)
12
d)
24
60.

What is the number before a chemical formula called?

Example: 2H2 + O2 ---> 2H2O

a)

Coefficient

b)

Atom

c)

Subscript

d)

Equation

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