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S1 Materials
Substances Periodic table
Question | Answer |
---|---|
What is all matter made up of? | Particles called Atoms |
Are all gases colourless and odourless? | No |
Which are the two elements that are liquid at room temperature? | Mercury (Hg) and bromine (Br) |
What is the symbol for hydrogen? | H |
What is the symbol for potassium? | K |
What type of elements are electric conductors? | All metals and carbon (graphite) |
What type of elements are electric insulators? | All non-mentals with the exception of carbon. |
How do we test for oxygen? | Oxygen relights a glowing splint |
How do we test for hydrogen? | Hydrogen burns with a pop |
What elements react when hydrogen is set on fire? | Hydrogen reacts with oxygen |
What substance is created when oxygen reacts with hydrogen? | Water |
What is the lightest gas? | Hydrogen |
How many elements are gases at room temperature? | 11 elements are gases at room temperature |
What is the only coloured gas in the periodic table? | Chlorine (Cl) |
Elements in the same group have similar chemical properties. True or false? | True |
Group 1 of the periodic table contains what type of elements? | Alkali metals |
Group 0 of the periodic table contains what type of elements? | Noble gases. |
Group 7 of the periodic table contains what type of elements? | Halogens |