Question 1

Where are Transition Metals found on the Periodic Table?

Accepted Answer

the middle

Answer

the top

Answer

the left

Answer

the right

Question 2

How do the melting points of Transition Metals compare to those of Group 1 metals?

Accepted Answer

Transition Metals have higher melting points

Answer

Transition Metals do not melt

Answer

Transition Metals have the same melting points as Group 1 metals

Answer

Transition Metals have lower melting points

Question 3

How do the densities of Transition Metals compare to those of Group 1 metals?

Accepted Answer

Transition Metals are more dense

Answer

Transition Metals have no difference in density with the alkali metals

Answer

Transition Metals are more concentrated

Answer

Transition Metals are less dense

Question 4

How do the strengths of Transition Metals compare to those of Group 1 metals?

Accepted Answer

Transition Metals are stronger

Answer

Transition Metals are weaker

Answer

Transition Metals are softer

Answer

Transition Metals are more flexible

Question 5

How does the hardness of a Transition Metal compare to that of a Group 1 metal?

Accepted Answer

Transition Metals are harder

Answer

Transition Metals are less flexible

Answer

Transition Metals are softer

Answer

Transition Metals are more viscous

Question 6

How does the reactivity of Transition Metals with oxygen, halogens, and water compare to that of Group 1 metals?

Accepted Answer

Transition Metals are less reactive

Answer

Transition Metals are just as reactive as Alkali metals

Answer

Transition Metals are inert

Answer

Transition Metals are more reactive

Question 7

What are Transition Metals used for?

Accepted Answer

catalysts

Answer

dyes

Answer

plastics

Answer

fabrics

Question 8

What are the distinctive properties of Transition Metal compounds?

Accepted Answer

form ions with different charges and coloured compounds

Answer

they are extremely reactive and conductive

Answer

they are extremely strong and malleable

Answer

form ions with different charges and white compounds

Question 9

What is the difference between the charges of Transition Metal ions and Group 1 ions?

Accepted Answer

Transition Metals can form different charges; Group 1 metals can only form $1+$ ions

Answer

Transition Metals form negative ions; Group 1 metals form $+1$ ions

Answer

Transition Metals can form different charges; Group 1 metals can only form $2+$ ions

Answer

Transition Metals can form $1+$ charges; Group 1 metals can form different charged ions

Question 10

How big are nanoparticles?

Accepted Answer

$1-100 	ext{nm}$

Answer

$1-10 {\mu}m$

Answer

$0.001-0.1	ext{m}$

Answer

$0.1-10 	ext{mm}$

Question 11

How are nanomaterials different from bulk materials?

Accepted Answer

nanomaterials have a much higher surface area-to-volume ratio

Answer

nanomaterials are weaker conductors

Answer

nanomaterials are much less reactive

Answer

nanomaterials have a much smaller surface area-to-volume ratio

Question 12

What is the relationship between side length and surface area-to-volume ratio?

Accepted Answer

as side length decreases by a factor of ten, the surface-area-to-volume ratio increases by a factor of ten

Answer

as side length increases by a factor of ten, the surface-area-to-volume ratio increases by a factor of ten

Answer

as side length increases by a factor of ten, the surface-area-to-volume ratio decreases by a factor of ten

Answer

as side length decreases by a factor of ten, the surface-area-to-volume ratio decreases by a factor of ten

Question 13

What is NOT a use of nanoparticles?

Accepted Answer

clothing

Answer

electronics

Answer

cosmetics

Answer

healthcare

Question 14

How big are fine particles?

Accepted Answer

$100-2500	ext{nm}$

Answer

$10-100	ext{nm}$

Answer

$50 - 60{\mu}m$

Answer

$2000-3000 {\mu}m$

Question 15

How big are coarse particles?

Accepted Answer

$2.5 	imes 10^{-6}$ to $1 	imes 10 ^{-5}\,	ext m$

Answer

$2.5 	imes 10^{-9}$ to $1 	imes 10 ^{-3}\,	ext {nm}$

Answer

$2.5 	imes 10^{-9}\,	ext {to}\,1 	imes 10 ^{-3}\,	ext {km}$

Answer

$2.5 	imes 10^{-7}\,	ext {to}\,1 	imes 10 ^{-6}\,	ext {mm}$

Related quizzes

Related quizzes