Chapter 3 Atoms Flashcards
What’s an atom
Smallest particle of an element which takes part in a chemical reaction
What’s the other name for atomic number
Proton number
What’s an isotope
Atoms of an element with same atomic number but different mass number
Name some common radicals
Ammonia 1 Ammonium 1 Hydroxide 1 Nitrate 1 Sulphate 2 Sulfite 2 Sulphide 2 Carbonate 2 Oxygen 2 Phosphate 3
What’s electronic configuration
The representation of arrangements of electron in an orbit
What are group 7 element called
Halogen
What’s the color of fluorine
A colourless gas
What’s the other name of inert gases
Noble gases
Iron II oxide + aluminum > aluminum oxide + iron
What happened to aluminum
It was oxidized
Zn + pb(no3)2- pb + zn(no3)4
What’s the reaction called
Redox reaction
Name example of decomposition reaction
Cuso4 + H2 - cu + H2so4
What’s an electrovalent bond
Bond between a metal and non metals
Allotropy is caused by the
Possibility of more than one arrangement of atoms
Name an example of an allotrope
Carbon allotrope like
Diamond
Graphite
Sulphur
X-sulphur
B-sulphur
What’s the other name for electrovalent bonding
Ionic bonding
What’s a displacement reaction
More reactive metal takes place of less reactive metal of its group
What’s a catalyst
Substance that alters rate of the reaction
Steam reacts with carbon
Which one is a oxidizing argent
Steam
Name some properties of transition metals
Higher density
Higher melting and boiling point
They used as catalyst
What’s the color of chlorine
Is a green gas
What are group 0 elements called
Inert gases
What are periods
Are horizontal raw
What’s an element
Substance that cannot be split into two eg Mg
Name some examples of an isotope
Hydrogen
Carbon
What letter denotes atomic number
Z