1
Q
Covalent bond
A
A strong bond that forms when a pair of electrons is shared between two atoms
2
Q
Simple molecular substance
A
Molecules containing a few atoms joined together by covalent bonds
3
Q
Size of a simple molecular substance
A
10-10m
4
Q
Size of a covalent bond
A
10-10m
GCSE Edexcel Chemistry
flashcards
Decks in class (29)
# Cards
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1.1 Atomic Structure34
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1.2 Periodic Table19
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1.3 Ionic Bonding12
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1.4 Covalent Bonding4
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1.5 Types of Substance64
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1.6 Calculations Involving Masses22
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2.1 States of Matter32
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2.2 Separating Substances51
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3.1 Acids65
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3.2 Electrolysis27
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4.1 Obtaining & Using Metals52
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4.2 Reversible Reactions & Equilibria17
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5.1 Transition Metals, Alloys and Corrosion71
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5.2 Quantitative Analysis30
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5.3 Dynamic Equilibria33
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5.4 Chemical Cells and Fuel Cells13
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6.1 Group 115
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6.2 Group 731
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6.3 Group 018
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7.1 Rates of Reaction38
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7.2 Heat Energy Changes in Chemical Reactions22
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8.1 Fuels58
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8.2 Earth and Atmospheric Science32
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9.1 Qualitative Analysis: Tests for Ions44
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9.2 Hydrocarbons22
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9.3 Polymers43
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9.4 Alcohols and Carbolyxic Acids32
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9.5 Bulk and Surface Properties of Matter Including Nanoparticles45
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0 Topics Formulae and Hazards27
