➕ Chemistry - Particle Diagrams

Question 1

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 1

A) Element (one pure element of single atoms) - gas

Example: He (helium)

Question 2

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 2

A) Element (one pure element of single atoms) - liquid

Example: He (helium)

Question 3

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 3

A) Element (one pure element of single atoms) - solid

Example: He (helium)

Question 4

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 4

B) one pure compound of diatomic molecules - gas

Example: HCl (hydrogen chloride)

Question 5

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 5

B) one pure compound of diatomic molecules - liquid

Example: HCl (hydrogen chloride)

Question 6

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 6

B) one pure compound** of diatomic molecules - **solid

Example: HCl (hydrogen chloride)

Question 7

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 7

B) pure compound - gas

Example: H₂O (water / water vapor)

Question 8

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 8

B) pure compound - liquid

Example: H₂O (water)

Question 9

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 9

B) pure compound of molecules - solid

Example: H₂O (ice)

Question 10

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 10

A) Element. One pure element of diatomic molecules - gas

Example: H₂ (hydrogen)

Question 11

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 11

A) one pure element of diatomic molecules - liquid

Example: H₂ (hydrogen)

Question 12

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 12

A) one pure element of diatomic molecules - solid

Example: H₂ (hydrogen)

Question 13

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 13

C) mixture of two elements, both are single atoms - gas

Example: He Ne (helium and neon)

Question 14

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 14

C) mixture of two elements - liquid

Example: He Ne (helium and neon)

Question 15

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 15

C) mixture of two elements - solid

Example: He Ne (helium and neon)

Question 16

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of element(s) and compound(s)

Answer 16

E) Mixture of a compound and an element, both molecules - gas

Example: N₂ and H₂O (nitrogen and water)

Question 17

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 17

E) Mixture of a compound and an element, both molecules - liquid

Example: N₂ and H₂O (nitrogen and water)

Question 18

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of elements and compounds

Answer 18

E) Mixture of a compound and an element, both molecules - solid

Example: N₂ and H₂O (nitrogen and water)

Question 19

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of element(s) and compound(s)

Answer 19

E) a mixture of a molecular compound and element atoms - gas

Example: Kr NOCl (krypton and nitrosyl chloride)

Question 20

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of element(s) and compound(s)

Answer 20

E) a mixture of a molecular compound and element atoms - liquid

Example: Kr NOCl (krypton and nitrosyl chloride)

Question 21

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of element(s) and compound(s)

Answer 21

E) a mixture of a molecular compound and element atoms - solid

Example: Kr NOCl (krypton and nitrosyl chloride)

Question 22

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of element(s) and compound(s)

Answer 22

D) a mixture of two compounds, both molecules - gas

Example: ClF H2O (chlorine monofluoride and water)

Question 23

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of element(s) and compound(s)

Answer 23

D) a mixture of two compounds, both molecules - liquid

Example: ClF H2O (chlorine monofluoride and water)

Question 24

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas?

A) Element

B) Compound

C) Mixture of Elements

D) Mixture of compounds

E) Mixture of element(s) and compound(s)

Answer 24

D) mixture of two compounds, both molecules - solid

Example: ClF and H₂O (chlorine monofluoride and water)

Question 25

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 25

C) mixture of elements (element atoms and molecules of an element) - gas Example: He O2 (helium and oxygen)

Question 26

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 26

C) mixture of elements (element atoms and molecules of an element) - liquid Example: He O2 (helium and oxygen)

Question 27

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 27

C) mixture of elements (element atoms and molecules of an element) - solid Example: He O2 (helium and oxygen)

Question 28

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 28

E) mixture of an element and a compound, both diatomic molecules - gas Example: N₂ and NO (nitrogen and nitrogen monoxide)

Question 29

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 29

E) mixture of an element and a compound, both diatomic molecules - liquid Example: N₂ and NO (nitrogen and nitrogen monoxide)

Question 30

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 30

E) mixture of an element and a compound, both diatomic molecules - solid Example: N₂ and NO (nitrogen and nitrogen monoxide)

Question 31

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 31

E) Mixture of elements (atoms) and compounds (molecules) - gas Example: Ar and H2O (argon and water)

Question 32

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 32

E) Mixture of elements (atoms) and compounds (molecules) - liquid Example: Ar and H2O (argon and water)

Question 33

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 33

E) a mixture of compound molecules and element atoms - solid Example: Ar and H2O (argon and water)

Question 34

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 34

E) mixture of a diatomic molecule compound and element atoms - gas Example: He and HCl (helium and hydrogen chloride)

Question 35

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 35

E) mixture of a diatomic molecule compound and element atoms - liquid Example: He and HCl (helium and hydrogen chloride)

Question 36

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 36

E) mixture of a diatomic molecule compound and element atoms - solid **_Example_**: He and HCl (helium and hydrogen chloride)

Question 37

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 37

D) Mixture of Elements (two diatomic elements) - gas **_Example_**: O₂ and N₂ (oxygen and nitrogen)

Question 38

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of Elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 38

C) mixture of two diatomic elements - liquid **_Example_**: O₂ and N₂ (nitrogen and oxygen)

Question 39

Which of the below descriptions fits the particle picture shown? Is it a solid, liquid, or gas? **A**) Element **B**) Compound **C**) Mixture of elements **D**) Mixture of compounds **E**) Mixture of element(s) and compound(s)

Answer 39

C) mixture of two diatomic elements - solid **_Example_**: O₂ and N₂ (nitrogen and oxygen)