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Integrated Science > Acids, Bases, Mixtures > Flashcards

Acids, Bases, Mixtures Flashcards

1
Q

Acids

A

Substances that form positive hydrogen ions when dissolved in water

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2
Q

Bases

A

Chemically opposite to acids, bases include, metal oxide and metal hydroxide

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3
Q

Salts

A

Compounds formed when bases react with acids

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4
Q

Alkali + Acid ?

A

Alkali + Acid - Salt + Water

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5
Q

Base + Acid ?

A

Base + Acid - Salt + Water

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6
Q

Alkali

A

Chemical substance which produces hydroxide ions when dissolved in water

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7
Q

Salt produced using hydrochloric acid

A

Chloride

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8
Q

Salt produced using nitric acid

A

Nitrate

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9
Q

Salt produced using sulphuric acid

A

Sulphate

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10
Q

Magnesium Hydroxide + Hydrochloric Acid

A

Magnesium Hydroxide + Hydrochloric Acid - Magnesium Chloride + Water

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11
Q

Classifications of Household Chemicals

A

Solutions
Suspensions
Colloids

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12
Q

Types of Mixture

A

Heterogenous Mixture
Homogenous Mixture

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13
Q

Solution

A

A homogenous mixture of two or more substances

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14
Q

Parts of Solution

A

Solvent - the substance that does the dissolving

Solute- the substance that dissolves

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15
Q

Mixture

A

A physical mix of two or more substances with each other without participating in chemical change

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16
Q

Concentration

A

The mass of solute dissolved in a given volume of solvent

17
Q

Dilute Solution

A

A dilute solution has a small amount of solute in a large amount of solvent

18
Q

Concentrated Solution

A

A concentrated solution has a large amount of solute in a small amount of solvent

19
Q

Types of Solution

A

Aqueous solutions
Non-Aqueous solutions

20
Q

Aqueous Solution

A

Solutions in which the water is the solvent

21
Q

Non-Aqueous Solution

A

Solution in which the water is NOT the solvent

22
Q

Suspension

A

A heterogenous mixture in which the solid particles are spread throughout the liquid without dissolving in it

23
Q

Colloid

A

A mixture in which very small particles of one substance are distributed evenly throughout another substance

24
Q

Separation Technique

A

Sieving
Filtration
Evaporation
Separation Funnel
Simple Distillation
Paper Chronatography

25
Q

Properties of Acids

A

Sour taste
Corrosive
Change blue litmus to red
ph value of less than 7

26
Q

Properties of Alkalis

A

Bitter taste
Corrosive
Soapy
Change red litmus to blue
ph value greater than 7

27
Q

When a base react with a acid what is it called?

A

neutralisation reaction

28
Q

Household Chemicals of Solutions

A

Chlorine bleach
Limescale remover
Window cleaner
Household ammonia
Vinegar

29
Q

Household chemicals of Colloids

A

Aerosol sprays
Liquid detergents
Shaving cream
Hand cream

30
Q

Household chemicals of Suspensions

A

Liquid scouring cleaners
Metal polish
Calamine lotion

31
Q

Disinfectant

A

Chemicals used to destroy or inhibit the growth of microorganisms in or on non-living objects

32
Q

Antiseptic

A

Chemicals used to destroy or inhibit the growth of microorganisms on living tissue

33
Q

Scouring powders

A

Used to remove dirt and stains on hard surfaces

Integrated Science (12 decks)

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