FAQs
: Questions
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? What is the first element on the periodic table- |
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? What is the centre of an atom called - |
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?True or false? Acids have a pH level below 7. |
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?What is the main gas found in the air we breathe |
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True or false? An electron carries a positive charge. |
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? Famous New Zealand scientist Ernest Rutherford was awarded a Nobel Prize in which field |
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? What is the chemical symbol for gold |
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? K is the chemical symbol for which element |
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? What orbits the nucleus of an atom |
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? At room temperature, what is the only metal that is in liquid form |
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? True or false? A neutron has no net electric charge |
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?A nuclear reaction where the nucleus of an atom splits into smaller parts is known as nuclear fission or nuclear fusion |
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? What is H20 more commonly known as |
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? What is the third most common gas found in the air we breathe |
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?What is the name given to substances that are initially involved in a chemical reaction |
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? True or false? Bases have a pH level below 7 |
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? Is sodium hydroxide (NaOH) an acid or base |
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? Atoms of the same chemical element that have different atomic mass are known as |
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? True or false? A proton carries a positive charge |
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? What is the fourth most abundant element in the universe in terms of mass |
