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NOVA: Hunting the Elements

Total questions: 20

Worksheet time: 12mins

Name
Class
Date
1.

Which metal is known for being virtually indestructible and does not rust or tarnish?

a)

Palladium

b)

Platinum

c)

Gold

d)

Silver

2.

What is the primary reason for the high demand for copper in the global market?

a)

Its rarity

b)

Its malleability

c)

Its conductivity

d)

Its resistance to corrosion

3.

What is the main theme of the NOVA episode 'Hunting the Elements'?

a)

The search for new planets

b)

The life of a scientist

c)

The history of the periodic table

d)

The building blocks of nature

4.

What element is used to create a 'phosphorus sun' when burned in oxygen?

a)

Nitrogen

b)

Sulfur

c)

Carbon

d)

Phosphorus

5.

What is the atomic number of carbon?

a)

6

b)

12

c)

14

d)

8

6.

What is the result of combining sodium and chlorine?

a)

Sodium bicarbonate

b)

Sodium chloride

c)

Hydrochloric acid

d)

Chlorine gas

7.

What is the atomic number of nitrogen?

a)

7

b)

10

c)

5

d)

8

8.

What does the acronym CHNOPS stand for?

a)

Calcium, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur

b)

Carbon, Helium, Neon, Oxygen, Phosphorus, Sodium

c)

Calcium, Helium, Nitrogen, Oxygen, Potassium, Silicon

d)

Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur

9.

75% of the elements are _____________________

a)

metals

b)

nonmetals

c)

metalloids

10.

The number of _______________ determines what kind of element the atom is.

a)

electrons

b)

neutrons

c)

protons

11.

Metals are shiny, malleable materials that conduct

a)

trains

b)

electricity

c)

no electric current

12.

Dmitri ________________________ , the grandfather of the periodic table, came up with a chart to organize all of the elements.

a)

Mendeleev

b)

Kulikov

c)

Shostakovich

13.

The group on the far right of the table, the ____________ gases, are unwilling to react with other elements.

a)

halogen

b)

oxygen

c)

hydrogen

d)

noble

14.

The column just before the stable noble gases, are called the ____________________ which are craving just one electron in their outer shell.

a)

halogens

b)

oxygens

c)

carbon group

d)

alkali metals

15.

This group is in the first column. They all have full shells, plus one extra electron they desperately want to get rid of.

a)

noble gases

b)

alkali metals

c)

alkaline earth metals

d)

halogens

16.

About 90% of all atoms in the universe are __________________. They are also what makes up the sun (along with helium).

a)

hydrogen

b)

oxygen

c)

iron

d)

carbon

17.

Different versions of the same element are called _______________

a)

isometrics

b)

isopropyl

c)

isotopes

d)

isogenics

18.

What side of the periodic table would you find the non-metal elements?

a)

left side

b)

center

c)

top right side

d)

mixed all over the periodic table

19.

Which subatomic particle is responsible for how elements react with other elements?

a)

neutrons

b)

protons

c)

electrons

d)

protons and neutrons

20.

Metals DO NOT conduct electricity and heat easily because of how the atoms bond to each other allowing electrons to move easily between the atoms.

a)

True

b)

False