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Elements and compounds Flashcards | StudBud
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Elements and compounds
Compounds are
CO2 is the symbol for
Elements and compounds
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IGCSE chemistry atoms, elements and compounds
Flashcards
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Questions
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Answers
1
CO2 is the symbol for
Methane
Oxygen
Carbon dioxide
Water
2
Compounds are
Many atoms not chemically bound
One type of atom
More than one atom chemically bound
3
H is the symbol for
Nitrogen
Helium
Hydrogen
Calcium
4
In which part of the atom will you find the electrons
Nucleus
In the middle
Shells
Around the edge
5
What part of the atom is negative?
Electron
Proton
Neutron
Shell
6
Which type of bonding involves a metal giving away electrons to a non metal?
Metallic
Ionic
Covalent
Double
7
In the periodic table, the group number represents
The number of shells
When they were discovered
The electrons in the outer shell
The reactivity
8
In which part of the atom will you find the neutrons?
Around the edge
Shells
Nucleus
In the middle
9
In the periodic table the period represents
The electrons in the outer shell
The order in they were discovered
The number of shells
The reactivity
10
What part of the atom is positive?
Proton
Shell
Neutron
Electron
11
elements are....
Many atoms easily separated
Made of more than 1 atom chemically bound
Made of one type of atom
12
Which type of bonding involves sharing of electrons?
Covalent
Metallic
Double
Ionic
13
How many neutrons does lithium have?
1
2
4
3
14
How many electrons does oxygen have?
5
7
6
8
15
Which part of the atom has no mass
Proton
Neutron
Electron
