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Final Exam 2019 Study Guide Review

Total questions: 59

Worksheet time: 30mins

Name
Class
Date
1.

This element is a poor conductor of heat and electric current

a)

Sodium

b)

Gold

c)

Sulfur

d)

Copper

2.

Warheads taste sour because they are an

a)

Candy

b)

Acid

c)

Base

d)

Clear

3.

Where is the nucleus of the atom?

a)

in a bond

b)

in the center

c)

in a cloud

d)

inside the cytoplasm of the cell

4.

What is the particle with no charge called?

a)

proton

b)

neutron

c)

electron

d)

nucleus

5.

This element conducts heat and electricity

a)

nitrogen

b)

phosphorus

c)

silver

d)

hydrogen

6.

How many valence electrons are in boron?

a)

3

b)

4

c)

5

d)

6

7.

What can the group numbers on the periodic table help you determine?

a)

number of protons

b)

number of valence electrons

c)

number of neutrons

d)

none of the above

8.

Most metals are

a)

malleable

b)

don't conduct current

c)

dull

d)

all of the above

9.

Which of the following would be classified as a "strong acid"?

a)

Milk -pH 6.5

b)

Orange Juice -pH 5.4

c)

Vinegar -pH 2.3

d)

Battery Acids -pH 0.53

10.

Vertical columns on the periodic table are

a)

rows

b)

groups

c)

periods

d)

all of the above

11.

What kinds of elements form a covalent bond?

a)

2 metals

b)

metal and nonmetal

c)

2 nonmetals

d)

a noble gas

12.

Most of the elements on the periodic table are

a)

metals

b)

nonmetals

c)

metalloids

d)

gases

13.

Which of the following has the least mass?

a)

proton

b)

electron cloud

c)

neutron

d)

nucleus

14.

Which of the following would be considered an acid?

a)

pH of 3

b)

pH of 7

c)

pH of 14

d)

pH between 7 and 14

e)

Not enough information to answer this question

15.

The number that cannot change to balance a chemical equation is the

a)

coefficient

b)

subscript

c)

superscript

d)

charge

16.

Sum of the protons and neutrons is the

a)

atomic mass number

b)

mass number

c)

atomic number

d)

not needed

17.

Litmus paper turns from red to blue would indicate a(n)

a)

acid solution

b)

base solution

c)

neutral solution

d)

acid then base solution

18.

Why don't nobel gases normally form chemical bonds?

a)

they are a nonmetal

b)

have a full valence shell

c)

they are inert

d)

they are a gas

19.

How many periods are on the Periodic Table?

a)

5

b)

6

c)

7

d)

8

e)

9

20.

Most of the elements to the far right of the periodic table can be broadly classified as:

a)

metals

b)

nonmetals

c)

metalloids

d)

gasses

21.

The negative charged particle is a(n)

a)

proton

b)

electron

c)

neutron

d)

nucleus

22.

What is the particle or particles with a positive charge?

a)

proton

b)

nucleus

c)

electron

d)

proton and nucleus

23.

Soap feels slippery to touch because it is a (n)

a)

acid

b)

base

c)

wet

d)

fat

24.

A metal ruler has a mass of 42 g and a volume of 10 cubic centimeters. What is the density?

a)

8 g/ml

b)

19.3 g/cm3

c)

3 g/cm3

d)

4.2 g/cm3

25.

__ Ag2O -> __Ag + __O2 the coefficients would be:

a)

2,4,1

b)

1,4,2

c)

4,1,2

d)

1,1,2

26.

__ SiCl4 + __H2O -> __H4SiO4 + __HCl, the coefficients would be

a)

1,4,1,4

b)

1,1,1,4

c)

4,1,4,1

d)

0,0,0,0

27.

Of the objects listed, which would most likely float in water?

a)

Steel hammer 7.9 g/cm3

b)

A brick 21 g/cm3

c)

Human 1 g/cm3

d)

Not enough info to answer this question

28.

How many aluminum atoms would be in the Ionic Compound aluminum and iodine?

a)

1

b)

2

c)

3

d)

4

29.

How many valence electrons are in any Alkaline?

a)

1

b)

2

c)

3

d)

4

30.

Which would form a -2 ion?

a)

oxygen

b)

magnesium

c)

nitrogen

d)

neon

31.

How many atoms of calcium are needed when you have a bond with nitrogen?

a)

1

b)

2

c)

3

d)

4

32.

What is the group number for "Halogens"?

a)

8

b)

7

c)

6

d)

5

33.

How many electrons are in a ion of H+?

a)

0

b)

1

c)

2

d)

3

34.

Which state of matter is made of very tightly packed particles?

a)

solid

b)

liquid

c)

gas

d)

plasma

35.

How does a GPS receiver tell how far away a satellite is from it?

a)

all three answers

b)

that is not necessary

c)

time difference between them

d)

always fly's the same height

36.

The Geometric Principle to locate an item using Radius of circles

a)

Tangent

b)

using a compas

c)

slope line equation

d)

Triangulation

37.

If a signal bends because it hits atmospheric patterns this is

a)

signal refraction

b)

signal interference

c)

signal transaction

d)

signal lost

38.

The GPS satellites emit navigation signals

a)

only when needed

b)

only when orbiting USA

c)

24 hours a day

d)

When you turn on a GPS system

39.

Mr. Harbin measured the pH of water in his fish tank to be 6.5. Which best describes this sample of water?

a)

highly acidic

b)

slightly basic

c)

highly basic

d)

slightly acidic

40.

In a solution, a base will produce what kinds of ions

a)

no ions

b)

water

c)

hydrogen ions

d)

hydroxide ions

41.

Which is a characteristic of covalent bonds

a)

they will have a metal and nonmetal

b)

electrons are transferred between

c)

can conduct electricity

d)

share electrons between atoms

42.

Which is a characteristic of ionic bonds?

a)

electrons are shared between atoms

b)

they are always nonmetals

c)

they will form crystals

d)

very low melting points

43.

When counting atoms, how do you know how many different elements in the atom?

a)

count all capital letters, compounds, or molecues

b)

count all letters in the compound or molecule

c)

count all subscripts in the compound or molecule

d)

count the capital letters then multiply by their subscript

44.

How many electrons can fit in the first 3 shells of the electron cloud?

a)

5,10,15

b)

2,8,18

c)

3,6,9

d)

2,4,6

45.

Drying wet hair is an example of a __________

a)

chemical change

b)

physical change

c)

chemical property

d)

physical property

46.

If you read a reagent bottle (chemical), and it has "reacts with water" this is

a)

chemical change

b)

physical change

c)

chemical property

d)

physical property

47.

What does a chemical change result in?

a)

A phase change in the substance (ex. liquid to solid)

b)

A change in texture of the substance

c)

A change into a new substance

d)

A change in the way atoms are arranged in space

48.

The ability for a substance to react with other substances is called?

a)

chemical property

b)

physical property

c)

chemical change

d)

physical change

49.

This describes how a substance looks, feels, state of matter, etc. are?

a)

chemical property

b)

physical property

c)

chemical change

d)

physical change

50.

A beaker contains a mixture of water, sand, and small pebbles. What kind of mixtures is this?

a)

compound

b)

heterogeneous

c)

homogeneous

d)

solution

51.

How can you tell which compound in a solution is the solute?

a)

it is present in the greater amount

b)

it is present in the lesser amount

c)

it is equal to the solvent

d)

it is the least amount when there are more than 2 solutes

52.

Which best describes a solution that contains the maximum dissolved solute?

a)

it is a concentrated solution

b)

it is a dilute solution

c)

it is a saturated solution

d)

it is an unsaturated solution

53.

A release of energy is known as

a)

enothermic

b)

exothermic

c)

pressure

d)

melting

54.

What type of reaction is this: 2 AgNO3 + Na2CO3 -> Ag2CO3 + 2NaNO3

a)

Single replacement

b)

Double replacement

c)

Combustion

d)

Synthesis

55.

__Mg + Cl2 -> __MgCl2 the coefficients are:

a)

1,1,1

b)

2,1,1

c)

2,2,2

d)

2,1,2

56.

Which type of reaction is this: __ Al2O3 + heat -> __Al + __ O2

a)

Single replacement

b)

Double replacement

c)

decomposition

d)

synthesis

57.

__ P4 + __ Cl2 -> __ PCl3 the coefficient for chlorine would be:

a)

1

b)

6

c)

4

d)

2

58.

The famous philosopher believed that “empty space” did not exist and that all matter was made of “fire, water, earth, and wind”.

a)

Democritus

b)

Aristotle

c)

Archimedes

d)

Isaac Newton

59.

Which of the following was not a contributor to the Atomic Theory?

a)

John Dalton

b)

Isaac Newton

c)

J.J. Thompson

d)

Niels Bohr

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