AS Chemistry OCR Unit 1 Atoms, Bonds and Groups

Quiz on Unit 1 of the OCR Chemistry As level, including all modules.

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  • Created by: heloise
  • Created on: 03-04-12 17:37
The isotopes Cl-37 and Cl-35 differ by...
2 neutrons
1 of 16
The Relative Isotopic Mass is the mass of an atom of an isotope compared with what?
1/12 of the mass of a C-12 atom
2 of 16
A mole of a gas occupies what space at RTP?
24dm^3
3 of 16
Alkalis do what when in aqueous solution?
Release OH- ion
4 of 16
Bases react with acids in an endothermic neutralisation reaction?
False
5 of 16
The First Ionisation Energy is the energy required to do what...?
remove one electron from the outer shell of every atom in a mole of gaseous atoms.
6 of 16
How many electrons are there in 'n=3'
18
7 of 16
In a dative covalent bond....
the bonding pair of electrons is provided by one of the atoms.
8 of 16
The bond angle of water is described as...
non-linear
9 of 16
L(one)P(air)-B(onding)P(air) repulsion is stronger than...
BP-BP repulsion
10 of 16
Van der Wall forces increases as ____ increases also.
number of electrons
11 of 16
Graphite and Carbon differ in....
structure.
12 of 16
elements are arranged in the periodic table by...
atomic number.
13 of 16
Calcium Carbonate undergoes thermal decomposition to form...
Calcium Oxide and Carbon Dioxide.
14 of 16
A disproportionation reaction involves....
the increase and decrease of one species
15 of 16
Silver Nitrate would go white when added to a halide ion solution containing....
chlorine ions.
16 of 16

Other cards in this set

Card 2

Front

The Relative Isotopic Mass is the mass of an atom of an isotope compared with what?

Back

1/12 of the mass of a C-12 atom

Card 3

Front

A mole of a gas occupies what space at RTP?

Back

Preview of the front of card 3

Card 4

Front

Alkalis do what when in aqueous solution?

Back

Preview of the front of card 4

Card 5

Front

Bases react with acids in an endothermic neutralisation reaction?

Back

Preview of the front of card 5
View more cards

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