Who Wants To Be A Millionaire Limestone Edition

Who Wants To Be A Millionaire? Limestone Edition

Question 1

What is the chemical formula of limestone? A B C D Ca. O Ca(OH)2 Ca. CO 3 Ca. CO 2

Answer

£ 100

Question 2

How is quicklime formed from limestone? A B C D Heating Adding water Mixing with clay Mixing with sand

Answer

£ 200

Question 3

Calcium oxide is formed by what type of reaction? A B C D reduction oxidation thermal decomposition addition

Answer

£ 300

Question 4

What is the common name for calcium hydroxide? A B C D lime quicklimewater slaked lime

Answer

£ 500

Question 5

Compared to limestone slaked lime is… A B C D stronger acid stronger alkali neutral weaker alkali

Answer

£ 1, 000

Question 6

The products formed in a lime kiln are: A B C D Ca. O + CO 2 Ca. O + H 2 O Ca. O + CO Ca. O 2 + CO 2

Answer

£ 2, 000

Question 7

Which of the following is limestone not used for? A B C D Making cement Making glass Building Acidifying lakes

Answer

£ 4, 000

Question 8

Cement is made from? A B C D clay and limestone clay and soda clay and quicklime clay and slaked lime

Answer

£ 8, 000

Question 9

Glass is produced from. . A B C D soda, clay and limestone soda, sand limestone clay, sand limestone cement, soda and limestone

Answer

£ 16, 000

Question 10

Limestone in the Peak District was formed how long ago? A B C D 100 million years 200 million years 300 million years 400 million years

Answer

£ 32, 000

Question 11

Quicklime reacts with water to produce. . A B C D Soda Limestone Slaked lime Calcium oxide

Answer

£ 64, 000

Question 12

Concrete is formed when sand is mixed with. . A B C D water, cement & lime water, cement & gravel water, lime and clay water, cement and clay

Answer

£ 125, 000

Question 13

Calcium oxide + water A B C D calcium dioxide quicklime calcium hydroxide limewater ?

Answer

£ 250, 000

Question 14

An example of a type of sedimentary rock is. . A B C D marble slate basalt mudstone

Answer

£ 500, 000

Question 15

The chemical name for limewater is A B C D calcium hydroxide solution calcium carbonate solution calcium hydroxide

Answer

£ 1, 000