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Chemistry Final 2021 Exam Review

Chemistry Final 2021 Exam Review

Assessment

Presentation

Chemistry

10th Grade

Medium

NGSS
HS-PS1-1, MS-PS1-1, HS-PS1-2

+3

Standards-aligned

Created by

Israel Iyoke

Used 16+ times

FREE Resource

1 Slide • 32 Questions

1

Chemistry Final 2021 Exam Review

by Israel Iyoke

2

Fill in the Blank

Question image

What element is represented by the orbital notation shown?

3

Multiple Choice

How many significant figures are in 1.230?

1

1

2

2

3

3

4

4

4

Multiple Choice

Write 12300 in scientific notation?

1

1.23 x 10410^4

2

1.2300

3

1.2300 x 10310^3

4

1 x 10310^3

5

Multiple Choice

All of the following are physical properties EXCEPT:

1

Flammability

2

Length

3

Melting Point

4

Conductivity

6

Multiple Choice

Which of the following is true about melting point?

1

It is a physical property

2

It is the temperature at which solids turn into a liquid.

3

It is an intensive property

4

All of the above.

7

Multiple Choice

Which of the following properties is an extensive property?

1

Boiling Point

2

Density

3

Color

4

Volume

8

Multiple Choice

Which of the following is an example of a physical change?

1

Glass shattering

2

Rusting of Iron

3

Bubbles forming in a solution

4

Heat is released when Al reacts with CuCl₂

9

Multiple Choice

Which of the following is an example of a chemical change?

1

Water boils at 100°C

2

Precipitate is formed when two solutions are mixed

3

Salt dissolves in water

4

All of the above.

10

Multiple Choice

All of the following are transition metals in Period 4 EXCEPT:

1

Gallium

2

Chromium

3

Vanadium

4

Titanium

11

Fill in the Blank

The noble gas in Period 5 is:

12

Multiple Choice

All the elements below share the same chemical properties as Sodium (Na) EXCEPT:

1

Li

2

Mg

3

Cs

4

Rb

13

Fill in the Blank

Which form of nuclear radiation is the strongest in terms of shielding needed to block them? (alpha, beta or gamma)

14

Fill in the Blank

Question image

How many protons are in the isotope of Be⁺²?

15

Fill in the Blank

Question image

How many neutrons are in the isotope of Be⁺²?

16

Fill in the Blank

Question image

How many electrons are in the isotope of Be⁺²?

17

Multiple Choice

The isotope that will balance the following nuclear reaction is:

 ⁹⁹₄₃Tc → _____ + ⁰₋₁e

1

⁹⁹₄₂Mo

2

⁹⁹₄₃Ru

3

⁹⁹₄₄Ru

4

⁹⁹₄₁Mo

18

Multiple Choice

All of the following are pure substances with the exception of:

1

water (HO)

2

hydrogen (H₂)

3

carbon dioxide (CO)

4

air (N, O, CO and Ar)

19

Fill in the Blank

Question image

There are three natural isotopes of element W shown in the table. (Round to 4 significant figures or 2 decimal places)

20

Multiple Choice

Which of the states of matter do NOT have a definite volume?

1

solid only

2

liquid only

3

solid and liquid

4

gas only

21

Fill in the Blank

Metals form _________ions when they ________ electrons.

(use commas and a space to separate the two missing words)

22

Multiple Choice

Which element below will lose electrons when forming an ion?

1

Chlorine (Cl)

2

Nitrogen (N)

3

Oxygen (O)

4

Sodium (Na)

23

Fill in the Blank

How many valence electrons will nitrogen gain when forming ion?

24

Fill in the Blank

Question image

The electron dot structure for the unknown element X is shown below. What is the possible identity for this element.

25

Fill in the Blank

Write 2.9 x 104 in standard form.

26

Fill in the Blank

Ionic compounds are made from ________ and ________

27

Multiple Choice

What compound below is an example of a covalent compound?

1

NaCl

2

KI

3

CH

4

FeO

28

Multiple Choice

What compound below is an example of an ionic compound?

1

HO

2

MgI

3

NCl

4

PH₃

29

Multiple Choice

The name for the IONIC compound AlBr is:

1

Aluminum Bromide

2

Aluminum (III) Bromide

3

Aluminum Bromine

4

Bromine Aluminide

30

Multiple Choice

The name for the COVALENT compound NO is:

1

Nitride Dioxide

2

Mononitrogen Dioxide

3

Nitrogen Oxide

4

Nitrogen Dioxide

31

Multiple Choice

The formula for the COVALENT compound is Phosphorus Trichloride:

1

PCl

2

PCl

3

ClP

4

PCl

32

Multiple Choice

The formula for the IONIC compound Potassium Oxide is:

1

KO

2

KO

3

KO

4

KO

33

Multiple Choice

The formula for the IONIC compound Calcium Phosphide is:

1

CaP

2

CaP

3

CaP

4

CaPO

Chemistry Final 2021 Exam Review

by Israel Iyoke

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