Everything Science Grade 12

CHAPTER 1. ORGANICMOLECULES 1.11 H C C C C C H H H H C H H H C H C H H H H H O H H H E (a) Write a balanced chemical equation fo ...

Organic Macromolecules 2 As its name suggests, amacromolecule is a large molecule that formswhen lots of smaller molecules are j ...

CHAPTER 2. ORGANICMACROMOLECULES 2.2 (a) C C H H H H (b) C C C C H H H H H H H H Figure 2.1: (a) Ethene monomer and (b) polyethe ...

2.2 CHAPTER 2. ORGANICMACROMOLECULES DEFINITION: Polymerisation In chemistry, polymerisation is a process of bonding monomers, o ...

CHAPTER 2. ORGANICMACROMOLECULES 2.2 C W Y C X Z n Note: W, X, Y and Z could represent a number of different atoms or combina- t ...

2.2 CHAPTER 2. ORGANICMACROMOLECULES Condensation polymerisation ESCAF In this type of reaction,two monomer molecules form a cov ...

CHAPTER 2. ORGANICMACROMOLECULES 2.2 (a) H N (CH 2 ) 4 H N H H + HO C O (CH 2 ) 4 C O OH H 2 O molecule is lost (b) H N (CH 2 ) ...

2.3 CHAPTER 2. ORGANICMACROMOLECULES (b) What is the name ofthe monomer? (c) Draw the abbreviated structural formula forthe poly ...

CHAPTER 2. ORGANICMACROMOLECULES 2.4 C O H 2 N NH 2 Figure 2.6: The structural formula for urea Weak van der Waal’s forces Oth ...

2.5 CHAPTER 2. ORGANICMACROMOLECULES DEFINITION: Plastic The term plastic coversa range of synthetic or semi-synthetic organic p ...

CHAPTER 2. ORGANICMACROMOLECULES 2.5 Polyvinylchloride (PVC) Polyvinyl chloride (PVC) (figure 2.8) is used inplumbing, gutters, ...

2.5 CHAPTER 2. ORGANICMACROMOLECULES Name Formula Monomer Properties Uses Polyethene (low density) -(CH 2 -CH 2 )n- CH 2 =CH 2 s ...

CHAPTER 2. ORGANICMACROMOLECULES 2.5 In your home, find as many examples of different types of plastics that you can. Bring the ...

2.5 CHAPTER 2. ORGANICMACROMOLECULES natural gas. In an effort to overcome these problems, researchers and engineers have been t ...

CHAPTER 2. ORGANICMACROMOLECULES 2.5 Waste disposal Plastics are not easily broken down by micro-organisms and thereforemost ar ...

2.6 CHAPTER 2. ORGANICMACROMOLECULES Take a plastic shopping packet and squash itinto a tight ball. (a) Measure the approximate ...

CHAPTER 2. ORGANICMACROMOLECULES 2.6 form. (b) (a) C 1 H O C 2 OH H C 3 H OH C 4 OH H C 5 OH H C 6 OH H H C 4 H OH C 5 CH 2 OH H ...

2.6 CHAPTER 2. ORGANICMACROMOLECULES cellulose are two example of carbohydrates that are polymers composed of glucose monomers. ...

CHAPTER 2. ORGANICMACROMOLECULES 2.6 Proteins ESCAO Proteins are an incredibly important part of anycell, and they carry outa nu ...

2.6 CHAPTER 2. ORGANICMACROMOLECULES Extension: Charged regions in an amino acid In an amino acid, the amino group acts as a bas ...