Appendix APPENDIX 1 Chemical tests for functional groups Homologous series/ Typical compound Functional group(s) Alkanes CH3CH3 ethane C – C and C–H Alkenes CH2 = CH2 ethene C=C Chemical tests/Observations Add liquid bromine in ultraviolet light (or sunlight): White fumes of HBr liberated; decolourisation of bromine occurs slowly (a) Add Br2 in CCl4 at room temperature: Decolourisation of bromine occurs immediately CH2 = CH2 + Br2 → CH2BrCH2Br (b) Add acidified
Premium Carboxylic acid Alcohol Sulfuric acid
AQA Memory Game Controlled Assessment In the AQA Memory Game‚ a grid of nine five-letter words is displayed to the user. They are arranged in rows and positioned randomly. After 30 seconds‚ the grid of words shown is replaced by an identical grid with the exception of one new word has been added and one word has been replaced by the original grid. The player needs to correctly guess the word that has been removed and the word that has been replaced‚ testing the player’s memory. Tasks 1) After the
Premium Statistics Psychology Arithmetic mean
IGCSE COURSEWORK - CHEMISTRY Name:Alessia Rovegno Class: S3scA Teacher: Mr tinwin Date:1-3-13 Experiment number: Ch 3 Title: Which is the Best Fuel? Mark awarded: C1 Coursework checklist (Following instructions) | Needed for | Student | Teacher | Comments | Follows written‚ diagrammatic or oral instructions to perform a single practical operation –measures water vol | 2 | | | | Use familiar apparatus and materials adequately and safely – safety glasses | 4 | | | |
Premium Heat Temperature Combustion
Centre Number For Examiner’s Use Candidate Number Surname Other Names Examiner’s Initials Candidate Signature Question General Certificate of Secondary Education Higher Tier June 2013 Science A BL1HP H Unit Biology B1 Biology Unit Biology B1 Wednesday 5 June 2013 Mark 1 2 3 4 5 6 7 8 1.30 pm to 2.30 pm 9 For this paper you must have: a ruler. You may use a calculator. TOTAL Time allowed 1 hour Instructions Use black ink or black ball-point pen. Fill in the boxes at the top
Premium Plankton Phytoplankton Atherosclerosis
St Ivo School Geography Department - GCSE REVISION Solar Output – variations in amount of energy given off by sun – sunspots can affect solar output – e.g. reduction in sunspot activity between 1645-1715 likely cause of Little Ice Age Orbital Geometry – earth’s orbit of the sun varies in shape – when circular glacial periods have occurred‚ when elliptical warmer periods result (Milankovitch Cylces) www.geobytesgcse.wordpress.com Name and describe 2 external factors which affect climate change
Free Global warming Greenhouse gas Amazon Rainforest
With this view‚ the AICTE has formulated a model curriculum / guidelines /regulations at the level prepared by All India Board of UG Studies in E&T with working groups composed of experts from leading technical institutions/industries. Curriculum revision with in the frame work of AICTE guidelines becomes necessary with regard to availing autonomy/accreditations/allocation of funds etc. Quite rightly‚ apart from elite technical institutions like IITs‚ NITs‚ almost all universalities including technical
Premium University Chemistry Social sciences
Subject Review Questions and Solutions 1. Capital markets may operate under auction‚ over-the-counter or intermediated modes. Distinguish between these types of operation. Auction markets require the financial asset to be identical in terms of risk and cashflow & liquidity – the assets are then traded on a centralised exchange where all parties know prices – an example is the stock exchange – each share in a particular company is identical to all the others therefore you can have an auction
Premium Futures contract Bond Financial markets
These are the key points in Learning Guide 1: The children and young people’s workforce is large and diverse. Its composition raises some important questions about who works with children and in what sort of organisations. Policy and legislation increasingly vary across the UK as devolution becomes more firmly established. It is important to understand the context most relevant to you‚ but valuable learning can also be drawn from comparing developments in different contexts and countries. Developing
Free Knowledge Epistemology Understanding
F40 BMA Tutorial 4 1. A man is driving at 120 km/h along a straight road and he looks to the side for 2.0 s‚ how far does he travel during this inattentive period? [66.7 m] 2. A horse canters away from its trainer in a straight line‚ moving 160 m away in 17.0 s. It then turns abruptly and gallops halfway back in 6.8 s. Calculate (a) its average speed and (b) its average velocity for the entire trip‚ using “away from the trainer” as the positive direction. [10.1 m/s; 3.36 m/s]
Premium Velocity Kinematics Acceleration
Perfect competition Learning outcomes You should be able to: Describe the assumed characteristics of perfect competition: a large number of firms; a homogeneous product‚ freedom of entry and exit (no barriers to entry or exit); perfect information and perfect resource mobility (factors of production can move easily in and out of the market) Explain‚ using a diagram‚ the shape of the perfectly competitive firm’s average revenue and marginal revenue curves‚ indicating that the assumptions of perfect
Premium Microeconomics Economics Perfect competition