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Year 10 Chemistry > Topic 4 > Flashcards

Topic 4 Flashcards

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1
Q

Finish this equation

Acid + Base ->

A

Acid + Base -> salt + water

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2
Q

Finish this equation

Acid + Alkali ->

A

Acid + Alkali ->salt + water

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3
Q

Finish this equation

Acid +metal ->

A

Acid + metal -> Salt + hydrogen

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4
Q

Finish this equation

Acid +metal carbonate ->

A

Acid + metal carbonate -> salt + water + carbon dioxide

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5
Q 
What are these state symbols 
(S)
(L)
(G)
(Aq)
A

Solid
Liquid
Gas
Aqueous

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6
Q

Define Base

A

A substance that will react with a acid to form only a salt and water

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7
Q

Define alkali

A

A solution that contains exes OH- ions, terns litmus blue and has a ph above 7.

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8
Q

Define Salt

A

A conpund formed by the neutralisation of a acid with a base

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9
Q

What is a aqueous solution

A

A mixture that is formed when a substance is resolved in a liquid

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10
Q

Define acid

A

A solution that reacts with alkalis, terns litmus red and has a ph below 7

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11
Q

What dose the pH scale measure

A

Acidity and alkalinity

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12
Q

If a solution has a pH of 10 is it acid or alkaline

A

Alkaline

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13
Q

If a solution has a pH of 5 is it an acid or alkaline

A

Acid

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14
Q

If a solution has a pH of 7 is it acid or alkaline.

A

Nether it is neutral

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15
Q

What is neutral on the pH scale

A

7

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16
Q

What is used to find the pH of a solution

A

Indicators

17
Q

What are indicators

A

A substance that can change colour depending on the pH of a solution

18
Q

Define the pH scale

A

A scale witch shows acidity and alkalinity. Going up to 14. Below seven is acid, seven is neutral and above seven is acid

19
Q

What is universal indicator

A

It is a mix of indicators giving a different colour at different points on the pH scale

20
Q

What is a ion

A

A ion is a atom that has become negatively charged by losing or gaining a electron

21
Q

If a atom gains a electron dose it become negatively charged or positively charged.

A

Negatively charged

Year 10 Chemistry (5 decks)

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