Revise Everything in Chemistry.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Complete the word equation below to show all the products formed when metal carbonate reacts with an acid. metal carbonate + acid ---> salt + | water + carbon dioxide
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| Name two carbonate that reacts with acid. | Sodium Carbonate and Calcium Carbonate
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| Explain why limestone buildings are damaged by acid rain. | A chemical reaction takes place which causes the limestone buildings to be weathered
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| Give two problems that are caused by quarrying limestone | scarring the earth and destroy natural animal habitat.
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| give two ways that quarries can benefit local communities. | Creates job opportunities and more Income.
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| What is the charge of an atom? | Zero
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| What is an element? | A substance that is made up of one type of atom
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| An atom has the same number of ______ and ______ | protons and electrons
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| What decides what element and atom is? | The number of protons
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| I am in the center of the atom. I contain protons and neutrons | nucleus
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| I move around the nucleus in a shell | electron
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| I have no charge | neutron
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| I am positively charged | proton
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| In a neutral atom there are as many of me as there are electrons | proton
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| A column in the periodic table is? | Vertical
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| On which side of the periodic table are metals? | left
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| True or false. Group seven elements are known as noble gases. | false
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| What is the symbol for copper? | Cu
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| all noble gases are unreactive | true
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| Elements in the same group has _______ properties | similar
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| What the is the symbol for Calcium? | Ca
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| Each element has a different ______ | Symbol
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| True or false. Noble gases have a full outer shell of electrons. | true
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