F321 Quiz

Atoms, Bonds and Groups, Chemistry A OCR

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  • Created by: Hannah
  • Created on: 14-05-12 14:43
Salts can be produced by neutralising acids with:
Carbonates, Bases and Alkalis
1 of 17
What products are made when acids react with carbonates?
Salt, Carbon Dioxide and Water
2 of 17
What is a salt?
A chemical compound formed from an acid when a H+ ion from the acid has been replaced by a metal ion or another positive ion
3 of 17
What is a common use for ammonium salts?
Artifical fertiliser
4 of 17
What is a permanent dipole?
A small charge difference across a bond that results from a difference in the electronegativities of the bonded atoms
5 of 17
What type of molecule has an overall dipole?
A polar molecule
6 of 17
Name a weak intermolecular force
Van der Waal's force
7 of 17
What happens to hydrogen bonds when ice melts or water boils?
They break
8 of 17
What are the products of the thermal decomposition of CaCO3?
CaO + CO2
9 of 17
What happens to hydroxides down Group 2?
They become more soluble in water, forming more alkaline solutions
10 of 17
When testing for halide ions, if you are unsure about the colour, what can you add to the solution?
Aqueous ammonia
11 of 17
What is a precipitation reaction?
The formation of a solid from a solution during a chemical reaction
12 of 17
Down a group, what factors are the most important in influencing ionisation energy?
Increase distance and shielding
13 of 17
What is the most important factor across a period?
Increased nuclear charge
14 of 17
What is a metallic lattice held together by?
the attraction between oppositely charged particles
15 of 17
What are the only attractive intermolecular forces acting between non-polar molecules?
Van der Waal's forces
16 of 17
What is the correct equation for the second ionisation energy of oxygen?
O+(g) --> O2+(g) + e-
17 of 17

Other cards in this set

Card 2

Front

What products are made when acids react with carbonates?

Back

Salt, Carbon Dioxide and Water

Card 3

Front

What is a salt?

Back

Preview of the front of card 3

Card 4

Front

What is a common use for ammonium salts?

Back

Preview of the front of card 4

Card 5

Front

What is a permanent dipole?

Back

Preview of the front of card 5
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Comments

Emily Leanne Waters

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Good quiz, thanks :)

ELectrica!

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What is the most important factor across a period?

i think all of the factors given is important as IE increases as you go across the group. You cannot say that only one factor is the most important 

Ollie11

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Leah Summers wrote:

What is the most important factor across a period?

i think all of the factors given is important as IE increases as you go across the group. You cannot say that only one factor is the most important 

Would agree but overall very useful! Thanks :)

Seham

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why did this quiz change my answers?...

Vipul Aggarwal

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An amazing piece of resource! :D

Abie

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 q 18 doesn't have the right answer

Laura Benson

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why has artificial been spelt withought the last i ?

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