2) Atoms, Ions And Compounds Flashcards
(10 cards)
1
Q
Define isotope.
A
Atoms of the same element with different numbers of neutrons and different masses.
2
Q
Define relative isotopic mass.
A
The relative mass of an isotope as compared to 1/12th the mass of carbon-12.
3
Q
Define relative atomic mass.
A
The weighted mean mass as compared with 1/12th the mass of carbon-12.
4
Q
Give the formula of a nitrate ion.
A
NO3, -
5
Q
Give the formula of a carbonate ion.
A
CO3, 2-
6
Q
Give the formula of a sulfate ion.
A
SO4, 2-
7
Q
Give the formula of a hydroxide ion.
A
OH, -
8
Q
Give the formula of an ammonium ion.
A
NH4, +
9
Q
Give the formula of a zinc ion.
A
Zn, 2+
10
Q
Give the formula of a silver ion.
A
Ag, +
