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Chemistry Test Review

Total questions: 74

Worksheet time: 48mins

Name
Class
Date
1.

How would you name this ionic compound: SnO2

a)

Tin (II) Oxide

b)

Antimony Oxide

c)

Tin (IV) Oxide

2.

How many atoms are present in this polyatomic ion: Mg(C2H3O2)2

(a)  

3.

Is Black Coffee HOMOGENEOUS (HO) or HETEROGENEOUS (HE)?

(a)  

4.

Element D has 4 isotopes: D-25, D-28, D-32 and D-36. What is the average atomic mass of D if D-25 is 15% common, D-28 is 36% common, D-32 is 30% common, and D-36 is 19% common? What is the average AMU?

(a)  

5.

What is the electron placement when writing Bohr Models?

(That we drew in March)

a)

2, 8, 18, 32

b)

2, 8, 8, 2

c)

2, 8, 2, 8

d)

2, 2, 8, 8

6.

What SUBATOMIC particle is the SMALLEST in size?

(a)  

7.

The nucleus of an atom contains what kind of SUBATOMIC particles?

a)

Electrons & Protons

b)

Neutrons & Electrons

c)

Neutrons & Protons

8.

This scientist had preformed The Gold Foil Experiment.

a)

Rutherford

b)

Thomson

c)

Mendeleev

d)

Bohr

9.

Is Alcohol a COMPOUND (C) or a HETEROGENEOUS (HE) mixture

(a)  

10.

True or False chemistry is the study of life.

a)

True

b)

False

11.

What is the most active metal?

a)

Halogens

b)

Alkali Metals

c)

Transition Metals

d)

Alkaline Earth Metals

12.

How would you name this COVALENT compound: Cl2S5

(a)  

13.

List the characteristics of a metal

Check all that apply

a)

Loses electrons forms + ions

b)

Lustrous

c)

Have greater than 4 VE

d)

Left side of the staircase

14.

All acids start with what element?

(a)  

15.

Classify this following changes as physical (P) or Chemical (C):

Melting plastic to make synthetic clothing.

(a)  

16.

This scientist had developed the Law of Constant Composition

a)

Dalton

b)

Bohr

c)

Thomson

17.

How MANY neutrons does Samarium have?

(a)  

18.

What is the overall charge for NOBLE GASES and what group is it in?

a)

0

b)

-3

c)

Group 8

d)

Group 3

19.

How would you write the name into the chemical formula:

Zinc Sulfide

a)

SnSSnS  

b)

SbPO4SbPO_4  

c)

ZnSZnS  

d)

Zn3S2Zn_3S_2  

20.

Name this element to this riddle: I am a transition element, I can be one of the hardest metals to be ever melted, and I have 110 neutrons.

(a)  

21.

What is the electron arrangement for chlorine (Cl)

a)

2-8-8-2

b)

2-8-3

c)

2-6

d)

2-8-7

e)

2-4-7

22.

Check the appropriate properties for a liquid?

a)

Indefinite shape

b)

Molecules are tightly packed together

c)

Measurable volume

d)

Definite shape

23.

All bases end with what polyatomic Ion?

a)

Carbonate

b)

Acetate

c)

Hydroxide

d)

Chromate

24.

Name the type of reaction to the definition: Burning of carbon-based compounds.

(a)  

25.

Protons always have what kind of electrical charge?

a)

-1

b)

3

c)

1

d)

0

26.

Name this chemical equation

Al2(CO3)3 + H3PO4 ---> AlPO4 + CO2 + H2O.

(a)  

27.

Check the appropriate properties for a base.

a)

Litmus paper turns blue

b)

pH level more than 7

c)

Conducts electricity

d)

Reacts with metal producing Hydrogen gas

28.

Write the chemical formula to its chemical name: CuNO3.

(a)  

29.

Balance this equation _Ca(OH)2 + _H3PO4 ---> _Ca3(PO4)2 + _H2O.



(a)  

30.

This scientist showed his model of the atom show electrons traveling around the nucleus in certain paths.

a)

Rutherford

b)

Bohr

c)

Mendeleev

d)

Dalton

31.

What is the electron arrangement for silicon?

a)

2-8-6

b)

2-6

c)

2-8-1

d)

2-8-4

32.

How would you name this chemical equation: HC2H3O2



(a)  

33.

How many valance electrons does carbon have?

(a)  

34.

A neutral solution has a pH level of what number?

a)

6

b)

7

c)

11

d)

9

35.

How would you balance this chemical equation: Al2(SO4)3 + NH4OH → Al(OH)3 + (NH4)2SO.

a)

4,3,5,1

b)

3,7,3,4

c)

1,6,2,3

d)

4,3,1,2

36.

When reading a chemical equation where are the reactants located on the equation?

(a)  

37.

Give some examples of indicators.

a)

Universal solution

b)

Litmus Paper

c)

Hydrochloric Acid

d)

Phenolphthalein

38.

During a neutralization reaction what does the product side (right) and the reactant side (left) produce what kind of substances?

a)

Acid water + Basic Salt

b)

Strong acid + Weak base = Basic salt

c)

Acid + Base —> Salt + Water

39.

This group is in the first column and it tends to form positive ions.

a)

Halogens

b)

Transition Metals

c)

Alkali Metals

d)

Noble Gases

40.

How many strong acids are there?

(a)  

41.

What is the most reactive nonmetal?

a)

Lithium

b)

Fluorine

c)

Potassium

d)

Cesium

e)

Astatine

42.

Match the type of reaction to definition. To create or to make.

(a)  

43.

What are some diatomic molecules?

a)

Iodine

b)

Copper

c)

Hydrogen

d)

Chlorate

e)

Chlorine

44.

This scientist had discovered that the atom contains a nucleus.

a)

Thomson

b)

Rutherford

c)

Dalton

d)

Mendeleev

45.

An element loses what to become positively charged

(a)  

46.

Check the appropriate elements for a transition metals.

a)

Rg

b)

Ba

c)

W

d)

Zr

e)

Sb

47.

How many periods are found in the periodic table?

(a)  

48.

Are you ready for the Chemistry Test?

a)

DEFINITELY!

b)

I need to study more…

c)

Meh

d)

NO WAY JOSE!

e)

I’ll think about it…

49.

How would you name this acid: H2SO4

a)

Hydroiodic Acid

b)

Perchloric Acid

c)

Sulfuric Acid

d)

Nitric Acid

e)

Chlorous Acid

50.

Oganesson is located in what period and what kind of group is it called.

a)

Alkaline Earth

b)

8

c)

3

d)

Metalliods

e)

Noble Gases

51.

How would you name this chemical formula: NiSO4

a)

Nickel (I) SulfurTetraoxide

b)

Silicon Sulfur

c)

Iron (III) Oxide

d)

Nickel (II) Sulfate

52.

What makes a base strong?

a)

When the 1st element is within group 1 ex. Na & also in group 2 ex. Sr

b)

When the elements contain either a metal or a nonmetal in the 1st element.

c)

Adding more polyatomic ions to the formula.

d)

Leave it as hydroxide (OH-1)

53.

Is H2CO3 considered as a weak what?

a)

Base

b)

Phenolphthalein

c)

Acid

d)

Element

54.

Potassium chromate + Calcium phosphate —> Calcium chromate + Potassium phosphate (transform all of the words into formulas AND BALANCE THEM)

*Be sure to criss-cross charges when necessary!

a)

2 KCrO4 + 4 Ca2PO4 —> 8 CaCrO4 + 15 KPO4

b)

1 K2CrO4 + 3 Ca3PO4 —> 3 CaCrO4 + 2 K3PO4

c)

3 K4CrO2 +4 Ca4PO —> 7 CaCrO + 2 K3PO4

55.

What makes a acidic salt?

a)

Weak Acid + Strong Base

b)

Weak Acid + Weak Base

c)

Strong Acid + Weak Base

56.

Identify weather this statement is Ionic, Covalent Or Both:

More than one electron can be involved.

(a)  

57.

What is the atomic mass for copper?

(a)  

58.

What is an example of a Single replacement reaction?

a)

C2H6 + O2 —> CO2 + H2O

b)

ZnBr2 + N2 —> Zn3N2 + Br2

c)

H2CO3 → H2O + CO2

d)

Al + CuBr2 —> AlBr3 + Cu

e)

H3PO4 + Ca(OH)2 —> Ca3(PO4)2 + H2O

59.

This scientist had predicted the existence/position of future elements

a)

Bohr

b)

Mendeleev

c)

Rutherford

d)

Thomson

60.

Which element is most chemically active? C Or N

(a)  

61.

What is are metalliods?

Check all that apply

a)

Found in the staircase

b)

Have and “ide-“ suffix

c)

Have characteristics of a nonmetal and a metal

d)

Forming a +2 or -2 charge

62.

What makes a neutral salt?

(a)  

63.

Is FOH a strong base or a weak base

(a)  

64.

What are some elements have a characteristics of a metal and a nonmetal?

a)

Al

b)

Ge

c)

Po

d)

I

e)

Te

65.

What is a polyatomic ion?

a)

No crisscrossing or no reducing

b)

Parenthesis are possible

c)

Roman Numerals are possible

d)

When 3 or more elements are present

66.

Match this definition to the term:

Atoms with the same number of protons but different numbers of neutrons

a)

Theory

b)

AMU

c)

Model

d)

Isotopes

67.

How would you name this polyatomic ion:

ClO4-1

a)

Chlorine Tetroxide

b)

Chromate

c)

Chlorate

d)

Perchlorate

e)

Tetrachlorine

monoxide

68.

Finish the statement by filling the correct information

Changing the pH of an acid from 5-3 would be ___ times, ______ acidic .

a)

103 (1000), Less

b)

102 (100), More

69.

define a compound.

a)

Everything in the universe

b)

2 or more elements physically combined

c)

2 or more elements chemically joined.

70.

Is Zinc a compound (C) or a element (E), or a mixture (M)

(a)  

71.

Match the correct term to its definition: a evenly mixed mixture.

(a)  

72.

What is are some example(s) of distillation?

a)

Sublimating/ melting the substance

b)

Separating the different substances into different containers

c)

Boiling/evaporation

73.

What is the parent base for BrClO4 & also identify the base strength.

a)

Br(OH)2 , weak

b)

HClO4 , strong

c)

BrOH, weak

d)

BrHO, weak

74.

How many atoms are present in this chemical formula: Sb2(CrO4)3

a)

21

b)

10

c)

17

d)

15

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