Atoms,elements And Compounds Flashcards

1
Q

How many types of atoms is an element made up of?

A

1

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2
Q

What is the name given to an element that forms molecules that contain two atoms of the same element?

A

Diatomic molecule

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3
Q

What is a compounds

A

Substance that contains more than one type of element that are chemically joined together

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4
Q

Compounds containing only 2 different elements will have a surname ending in…

A

-ide

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5
Q

What would be the name of this compound?

NaF

A

Sodium flouride

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6
Q

What would be the name of this compound?

LiCl

A

Lithium Chloride

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7
Q

What would be the name of this compound?

MgBr2

A

Magnesium Bromide

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8
Q

What would be the name of this compound?

Na2O

A

Sodium Oxide

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9
Q

What would be the name of this compound?

H2S

A

Hydrogen Sulphide

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10
Q

Compounds containing 3 or more elements have a surname ending in…

A

-ate

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11
Q

What would be the name of this compound?

MgSO4

A

Magnesium Sulphate

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12
Q

What would be the name of this compound?

CaCO3

A

Calcium Carbonate

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13
Q

What would be the name of this compound?

NaNO3

A

Sodium Nitrate

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14
Q

How many elements are there in…

MgF2

A

2

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15
Q

How many atoms in…

NaHCO3

A

6

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16
Q

What is the conservation of mass?

A

The mass of reactants equals the mass of products.

17
Q

Do gasses contain mass?

A

Yes