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Elements Flashcards

(6 cards)

1
Q

What are the 4 types of elements?

A

Earth,Wind,Water and fire

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2
Q

What is an element ?

A

An element is a substance that contains only one type of atom it cannot be broken down

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3
Q

How many elements are there and how many are man made?

A

There are 26 man made elements and 118 elements all together

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4
Q

What is an atom?

A

The atom is the smallest part of an element that can exist on its own

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5
Q

Meaning of compounds

A

They cannot be easily separated into their elements and they are always two or more elements bind together and chemically used by heat. Etc:H20, aluminium chloride

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6
Q

Meaning of mixtures

A

Different substances are not chemically bonded together and they can be easily separated using techniques such as filtration or chromatography etc air

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