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| Questão | Responda |
| What are compounds? | Compounds are substances made of lattices or identical molecules with two or more types of atoms. |
| What are some examples of compounds? | Water, salt, candle wax, vegetable oil, |
| What are some compounds made up of? | Some compounds are made up of molecules |
| What are properties? | Properties are a unique set of characteristics. |
| How many elements is the human body made up of? | The human body is made up of 16 elements. |
| What are the six common elements, the body is made up of? | Oxygen-65% Carbon-18% Nitrogen-3% Calcium-1.5% Hydrogen-10% Phosphorus-1% |
| What are some examples of compound lattices? | Table salt and beach sand. |
| How is each molecule made up? | Each molecule is made by combining different numbers of the same elements, oxygen, hydrogen and carbon. |
| Are all molecules in any compound identical? | Yes, they are identical in size, shape and number of atoms. |
| What is the scientific name for table salt? | Sodium chloride |
| What is the chemical formula of table salt? | The chemical formula of table salt in NacI |
| What is the chemical formula for beach sand? | The chemical formula for beach sand is SiO2. |
| What is the scientific name for beach sand? | Silica or silicon dioxide |
| What are mixtures? | Any combination of two or more elements and compounds. |
| What is miscible? | Liquids that can be mixed. |
| What is immiscible? | Liquids that do not mix. |
| What are alloys? | Mixtures of a metal with other metals or non-metals. |
| What happens to these atoms at room temperature? | They tend to be very hard solids at room temperature. |
| How are the atoms placed in compound lattices? | The atoms are very strongly bonded to each other. |
| How many atoms does plastic contain? | Plastic contains thousands of atoms. |
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