Carbon
Germanium
Tin
Lead
Silicon
100

The trend in melting points in this group (top to bottom)

What is decreasing?

100

The texture of germanium

What is brittle?

100

True or false

Tin is very pliable

True

100

One use of lead

What are car batteries?

100

The name and number of this periodic table group

What are carbon and group 14?

200

2 solid forms of carbon

What are graphite and diamond?

200

The colour of germanium

What is silvery-white?

200

The texture of tin

What is soft and pliable?

200

The texture and colour of lead

What is silvery grey and soft?

200

The trend in reactivity of the carbon group (top to bottom)

What is elements getting more reactive?

300

The colour and texture of carbon

What is dull grey/black and soft

300

The number of valence electrons in all the elements

What is four?

300

The colour of tin

What is silvery white?

300

Lead can interfere with the development of an embryo or foetus. What is the word for this?

Teratogenic 

300

The appearance of silicon

What is bluish grey with a metallic shine?


400

The name of CO

What is carbon monoxide?

400

One use of germanium

What are camera lenses?

400

One use for tin 

What are tin cans coated with?

400

The trend for the density if the elements in the carbon group

Does the density increases as you go down the periodic table with the exception of Flerovium

400

One use of silicon

What are computer chips?

500

The boiling point of carbon rounded to the nearest thousand

What is 5000?

500

The scientist who predicted the existence of germanium

Who was Dmitri Mendeleev?

500

The trend for how metallic each element is in the carbon group (top to bottom)

What is getting progressively more metallic?

500

True or false?

The boiling point of the carbon group increases as you go up the periodic table

True 

it gets lower as you go up but it sets higher as you up the table

500

Silicone contains silicon, ------ and hydrogen.

What is carbon?