CramPuppy - Free Revision Notes » Latest »
292: Experimental Technique
293: The Particulate Nature of Matter
294: Fertilisers
295: Colloids
296: Fuels
297: Atoms, Bonding and the Periodic Table
298: Classifying the Elements
299: The Elements of Chemistry
300: Acids and Alkalis
Page 30 of 42
[1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39] [40] [41] [42]
Latest Articles
291: Stoichiometry
Symbols of Elements
? A letter or two letters which stand for one atom of the element
? Element symbols ..
292: Experimental Technique
Filtration
? Used to mainly separate suspensions
? E.g. chalk and water
? ..
293: The Particulate Nature of Matter
Matter
? Anything that has mass and occupies space (has volume)
? Matter is composed of particles (molec..
294: Fertilisers
The following are neccesary for the healthy growth of plants
Nitrogen - protein manufacture, strong healthy leaves
Phosphorous - root development
Potassium - survival of frost and disease
Fertilise..
295: Colloids
This topic focuses on a variety of colloidal systems and stresses their importance in everday life.Colloids are a mixture, that are between true solutions and suspensions
e.g milk, with butterfat dis..
296: Fuels
This topic describes the importance of fossil fuels and the products of
burning and includes aspects of energy transfer. This leads on to a
discussion of the impact that burning fuels has on the envir..
297: Atoms, Bonding and the Periodic Table
This section draws together ideas from many sections of the syllabus
and develops further the Peridoic Table to give an indication of the
ways chemists use theories to rationalise their knowledge. Ide..
298: Classifying the Elements
Metals and Non-Metal
Properties of Metals
malleable
ductile
sonorous
shiny
conduct heat
conduct electricity
hard and strong
Non Metals
brittle
dull
do not conduct electricity
do not conduct h..
299: The Elements of Chemistry
States of Matter
Solid
fixed shape
fixed volume
particles held together by strong forces
particles can vibrate on the spot
particles cannot be compressed together
Liquid
Fixed volume
Takes the sh..
300: Acids and Alkalis
The general properties of acids are considered and the process of salt
formation by reaction of an acid with base developed. Wherever
possible, this is put in everyday context with which the students ..
Page 30 of 42
[1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39] [40] [41] [42]
