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Chemistry Gcse > Stuff > Flashcards

Stuff Flashcards

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1
Q

Relative formula mass

A

Fe2O3 —
Fe 56 times 2 = 112
O. 16 times 3.= 48
112+48= 160

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2
Q

Concentration

A

Mass divided by volume of solution

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3
Q

Number of moles

A

Mass over molar mass

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4
Q

Covalent bonding

A

Sharing of electrons between two non metals

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5
Q

Ionic bonding

A

Transfer of electrons between a metal and non metal

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6
Q

Metallic bonding

A

Between two metals

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7
Q

Atomic number

A

Bottom number

Number of protons and electrons

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8
Q

Mass number

A

Top number

Number of protons and neutrons

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Chemistry Gcse (11 decks)

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