Name:
Teaching Group:
Date due:
Foundations of Chemistry: Homework 2.1
Atoms, Ions and Compounds
This homework links to the following specification points













Atomic structure in terms of numbers of protons, neutrons and electrons for some atoms and
ions, given the atomic number, mass number and any ionic charge
The changing accepted models of atomic structure over time
Isotopes as atoms of the same element with different numbers of neutrons and different masses
Define relative isotopic mass
Define relative atomic mass
Use of mass spectrometry in determination of relative isotopic masses and relative abundance of
the isotope
Use of mass spectrometry in calculation of the relative atomic mass of an element from the
relative abundances of its isotopes
The writing of formulae of ionic compounds from ionic charged, including the prediction of ionic
charge from the position in the periodic table
Recall the formula and charges for the following ions; nitrate, carbonate, sulphate, hydroxide,
ammonium, zinc and silver
Explain and use the terms; amount of substance, mole (mol) as the unit for amount of substance,
the Avagadro constant, N, molar mass (g mol-1)
Use the terms empirical formula and molecular formula
Calculate empirical formula and molecular formula from composition by mass or percentage
compositions by mass and relative molecular mass
Calculate empirical formula from experimental analysis data
Score:
Student Feedback:
What does this homework demonstrate your ability to do?
Grade:
Progress:
From this homework what are your areas for development?
Initial and date:
Teacher signature and date
Your corrections must be completed, in a different colour, within one week of receiving
this home learning back. Please sign below once done.
Name:
Q1.
Teaching Group:
Date due:
Name:
Q2.
Q3.
Teaching Group:
Date due:
Name:
Q4.
Teaching Group:
Date due:
Name:
Q5 .
Teaching Group:
Date due:
Name:
Q6.
Teaching Group:
Date due:
Name:
Q7.
Q8.
Teaching Group:
Date due:
Name:
Q9.
Q10.
Q11.
Teaching Group:
Date due:
Name:
Q12.
Q13.
Teaching Group:
Date due: