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BTEC L2 Applied Science Unit 1 Chem Flashcards | StudBud
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BTEC L2 Applied Science Unit 1 Chem
BTEC L2 Applied Science Unit 1 Chem
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Atoms, Periodic table and reactions
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
Which of these is incorrect?
Protons and neutrons are in the nucleus
Protons are positive
Neutrons have no charge
Electrons are positive
2
Which of these is a non-metal?
Magnesium
Sodium
Chlorine
Copper
3
Which equation is balanced?
Na + H2O→ NaOH + H2
Na + 2H2O→ NaOH + 2H2
2Na + 2H2O→ 2NaOH + H2
Na + H2O → NaOH
4
Which of these is an acid?
HNO3
CaCO3
CuSO4
CO2
5
The correct formula of Iron Sulphate is:
ISO4
FeS
IrSO
FeSO4
6
Carbon has an atomic number of six and mass number 12. Which of these is true? (2 answers).
It has 6 electrons
It has 12 neutrons
It has no neutrons
It has 6 protons
7
If you add and acid and a base together, the reaction is called?
Acidifying
Salt forming
Precipitaion
Neutralisation
8
Which statement about the Hydrogen atom shown is correct?
It has 1.008 neutrons
It has no electrons
It has 1 proton
It has 1 neutron
9
The electronic configuration of the atom shown is?
2.8.8.2
2.6
2.8.2
2.8
10
What is the correct name of this compound: MgSO
4
Magnesium Sulphate
Magnesium Sulphide
Magnesium Oxide
Magnesium Sulphur
