Act like a gas particle in the room., -, 0, What is the centre of the atom called, and what is found there?, -, 0, Act like a water droplet going through the water cycle., -, 0, Say any 5 elements from the first 20 and their symbols., -, -0, Which element has the symbol ‘Na’ and where do we use it in real life?, -, -0, What is a group in a periodic table?, -, -0, Which element's symbol is not the first letter of its name? Name two., -, -0, Name a non-metal that supports life., -, -0, Which one is salt: element, compound, or mixture? why?, -, -0, Name a compound made of hydrogen and oxygen., -, -0, Name 3 gases found in the air and their percentages., -, -0, How would you describe a typical metal? Name three properties., -, -0, What metals are mixed to form brass?, -, -0, Name three methods to separate mixtures., -, -0, What gas makes a ‘pop’ sound when tested with a burning splint?, -, -0, Which gas turns limewater milky?, -, -0, You dissolve 5g of salt in 50g of water. What is the total mass? Why?, -, -0, How do you make a saturated solution?, -, -0, How does heating water affect how much sugar can dissolve?, -, -0, What charges do protons, neutrons, and electrons have?, -, -0, Why don’t electrons fly away from the atom?, -, -0, What did JJ Thomson say about electrons?, -, -0, What is one way to test if water is pure?, -, -0, If seawater is 4% salt, how many grams of salt is in 100g?, -, -0, Name 2 greenhouse gases, -, -0, What happens in an exothermic reaction?, -, -0, Name an example of an endothermic process. Explain your choice., -, -0, What are the elements that make this compound? C12H22O11. How many atoms are present of each element?, -, -0, What compound does Calcium and Chlorine make?, -, -0, Complete the equation - metal + water ->, -, -0, Complete the equation - metal + oxygen->, -, -0, Complete the equation - metal + acid ->, -, -0, What is the solvent you will use to do chromatography for permanent marker ink? Why?, -, -0, Name the three variables in an experiment., -, -0, Do you know how a diamond could be blue? Or yellow?, -, -0, Name three apparatuses used in a Chemistry lab., -, -0, Earth may have formed how many billions of years ago?, -, -0, What is the name of the famous experiment by Ernest Rutherford?, -, -0, What is a meniscus?, -, -0, What element makes a diamond?, -, -0, How would you separate sand and salt mixture?, -, -0, What is the name of the element whose symbol is K?, -, -0, What’s the chemical word equation of rust formation?, -, -0, Name atleast 3 noble gases you know of., -, -0, Which two metals reacts violently with water?, -, -0, Which scientist discovered the nucleus of the atom?, -, -0, What is chromatography used for?, -, -0, Name something that is not soluble in water., -, -0, What is the difference between a dilute and concentrated solution?, -, -0, What is happening to the particles when ice melts?, -, -0

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