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Quiz on Chemistry 1 (part 1), created by moniquepowell99 on 16/03/2015.

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Chemistry 1 (part 1)

Question 1 of 14

1

What is under the crust (structure of the earth)?

Select one of the following:

  • Inner crust

  • Inner core

  • Mantle

  • Magma

Explanation

Question 2 of 14

1

Alfred Wenegers theory suggests a supercontinent split , that supercontinent was called what?

Select one of the following:

  • Plangea

  • Pangeia

  • Pangaea

  • Pangea

Explanation

Question 3 of 14

1

The atmosphere consists of?

Select one of the following:

  • 21% oxygen , 78% nitrogen and 1% 'other' gases (like CO2)

  • 21% nitrogen, 78% oxygen and 1% 'other' gases (like CO2)

Explanation

Question 4 of 14

1

Acid has a pH of?

Select one of the following:

  • anything 0-6

  • 7

  • anything 8-14

Explanation

Question 5 of 14

1

carbonate + acid ---->

Select one of the following:

  • water + salt

  • salt + water + hydrogen

  • salt + water + carbon dioxide

Explanation

Question 6 of 14

1

Metal carbonates break down through thermal decomposition

Select one of the following:

  • True
  • False

Explanation

Question 7 of 14

1

Hydrocarbons are ionically bonded

Select one of the following:

  • True
  • False

Explanation

Question 8 of 14

1

Carbohydrate:

Select one of the following:

  • C4 H6 04

  • C6 H12 O6

  • C12 H6 O12

  • C6 H4 O6

Explanation

Question 9 of 14

1

Alkanes are double bonded?

Select one of the following:

  • True
  • False

Explanation

Question 10 of 14

1

In an alkane, how many bonds must each carbon have?

Select one of the following:

  • 2

  • 3

  • 4

  • 5

Explanation

Question 11 of 14

1

Alkenes or akanes, saturated?

Select one of the following:

  • Alkene

  • Alkane

Explanation

Question 12 of 14

1

CnH2n , alkene or alkane?

Select one of the following:

  • Alkene

  • Alkane

Explanation

Question 13 of 14

1

C3H8 + 5O2 ----> 3CO2 + 4H2O , incomplete combustion?

Select one of the following:

  • True
  • False

Explanation

Question 14 of 14

1

Fractional distillation mixes different substances together bit by bit

Select one of the following:

  • True
  • False

Explanation

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