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Science Revision For Chemistry Test > Chemistry > Flashcards

Chemistry Flashcards

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1
Q

Qualitative-

Quantitative-

A

Qualitative- is something to do with colour

Quantitative- is something to do with numbers

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2
Q

What is solidification?

A

Freezing. When liquid freezes into a solid

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3
Q

What is sublimation?

A

Solid turns into gas

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4
Q

What is deposition?

A

When gas turns into a solid

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5
Q

What is O

2

A

Oxygen

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6
Q

What is H

2

A

Hydrogen

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7
Q

What is O

3

A

Ozone

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8
Q

What is S

8

A

Sulfur

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9
Q

What is H O

2

A

Water

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10
Q

What is CH

4

A

Methane

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11
Q

What is NH

3

A

Ammonia

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12
Q

What is CO

A

Carbon monoxide

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13
Q

What is Combustion Reaction?

A

Something that has the ability to burn.

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14
Q

What is oxidation reaction?

A

No flame appears

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15
Q

CH4 + O2 = CO2 + H2O

A

Methane + Oxygen = Carbon dioxide + Water

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16
Q

Iron + oxygen = ironoxide

A

Fe + O2 = Fe2O3

17
Q

What is Lithium’s symbol?

A

Li

18
Q

What is sodium’s symbol?

A

Na

19
Q

What is phosphorus’ symbol?

A

P

20
Q

What is iron’s symbol?

A

Fe

21
Q

What is potassium’s symbol?

A

K

22
Q

What is hydrochloric acid’s symbol

A

Hcł

23
Q

What is particle theory?

A

Substances that are made up of particles.
Particles are always in motion.
Forces of attraction in between particles.
Empty space between particles.
For example,
Solid to liquid- motion increases, seperate, expansion, weaker attraction and forces.

24
Q

What are the three types of mixtures?

A

Homogeneous- you can’t see the different components
Heterogenous- you can see components without a microscope.
Colloids- looks like a homogenous but components can be seen through a microscope.

25
Q

Allotrope definition

A

Molecules of the same particle.

26
Q

Allotropes of carbon

A
  • charcoal
  • graphite
  • diamond
27
Q

What is diffusion?

A

The random chaotic movement of gaseous particles.

Science Revision For Chemistry Test (1 decks)

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