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Chemistry (Yr8) > Periodic Table (8f) > Flashcards

Periodic Table (8f) Flashcards

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1
Q

hydrogen + chlorine →

A

hydrogen + chlorine → hydrogen chloride

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2
Q

What is all matter made up of?

A

All matter is made up of tiny particles called atoms

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3
Q

What are the 3 states of matter?

A

The 3 states of matter are liquid, gas and solid

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4
Q

What are signs of a chemical reaction?

A

● colour change
● gas produced
● solid formed from solution
● energy change.

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5
Q

What’s the chemical formula for carbon dioxide ?

A

The chemical formula for carbon dioxide is CO2

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6
Q

What is the chemical formula for magnesium oxide?

A

The chemical formula for magnesium oxide is Mgo

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7
Q

What’s the chemical formula for water?

A

What’s the chemical formula for water is H2o

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8
Q

What’s the chemical formula for sodium hydroxide?

A

The chemical formula for sodium hydroxide is NaoH

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9
Q

What is an anomalous result?

A

An anomalous result is a result that is odd and stands out from the rest.

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10
Q

On which side of the periodic table are oxides more acidic and which side is more alkali?

A

On the left of the periodic table oxides are more alkali and on the right they are more acidic

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11
Q

Name 4 characteristics of metals:

A

High melting points
Strong, flexible, and malleable
Shiny when polished
Good conductors of heat and electricity
Also On the left side of the periodic table

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12
Q

Name 4 characteristics of non-metals:

A

Poor conductors of heat and electricity
Dull
Brittle
Low melting point
Also on the right of the periodic table

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13
Q

What does N stand for?

A

Nitrogen

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14
Q

What does S stand for?

A

Sulfur

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15
Q

What does Fe stand for?

A

Iron

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16
Q

What does Cl stand for?

A

Chlorine

17
Q

What does Cu stand for?

A

Copper

18
Q

What does Li stand for?

A

Lithium

19
Q

What are chemical properties? Name 2 examples

A

A characteristic of an element or compound defined by the chemical change that takes place. Some examples are flammability, pH and reaction with acid.

20
Q

What are physical properties? Name 2 examples

A

Any property that is measurable, it affects the objects state and behaviour. Some examples are melting point, boiling point and density.

21
Q

What is an element?

A

An element is a pure substance made up of only one type of atom.

22
Q

What is a compound?

A

Compounds are pure substances made up of 2 or more different types of elements

23
Q

Fill in the blank:
Metal oxides tend to form __________________

A

Metal oxides tend to form alkaline solutions.

24
Q

Fill in the blank:
Non-metal oxides tend to form _________________

A

Non-metal oxides tend to form acidic solutions.

Chemistry (Yr8) (8 decks)

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