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Periodic Table - Ptable
Pablo Romo Docente
- 1 lo usan
- 257 visitas
Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.
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Write names and formulas. Matter and its properties
EduBook Organización
- 2785 visitas
Escribe las formulas correspondientes sin subíndice. Por ejemplo CO2 se escribe CO2. Remember what you have learnt about the formulas and names of binary compounds and do the following activities: Give…
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Observe. The periodic table and chemical formulas
EduBook Organización
- 3580 visitas
Look at the photos and answer the questions: Look at figures 1-3. Say which elements are present in each compound and how many atoms there are of each. Which of these compounds is used as fuel?
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Classify. Interaction in animals
EduBook Organización
- 2180 visitas
Indicate what type of stimulus is taking place in each case: physical or chemical. Sound: volume, pitch. Touch: pressure, intensity. Smell: different compounds, intensity. Vision: colour, shape,…
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Shade balls - Wikipedia
V&V Books Vicens Vives Organización
- 340 visitas
Shade balls are small plastic spheres floated on top of a reservoir for environmental reasons, including to slow evaporation and prevent sunlight from causing reactions among chemical compounds present…
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Work it out. Matter and its properties
EduBook Organización
- 6735 visitas
Copy the false statements from this list into your notebook and give the reasons why they are false: The different types of matter are called physical systems. Chemical compounds are pure substances…
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Before you start - Matter and Materials
EduBook Organización
- 3259 visitas
Didactic objectives Recognise the characteristics of the states of matter and changes of state, associating them to the conditions they are subjected to. Understand that matter is made up of atoms and…
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Final self-evaluation 1.5 - Matter and Materials
EduBook Organización
- 2261 visitas
Are the following sentences true or false? All matter is made up of molecules. Electrons and protons move around the centre of an atom. There are a total of 98 known chemical elements. Each chemical…
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Think about it. The periodic table and chemical formulas
EduBook Organización
- 1 lo usan
- 1976 visitas
Remember what you have studied in this section and answer the questions: Why do we use symbols for elements and compounds? → We use symbols… to make it easier to… Nomenclature is different in…
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Final self-evaluation 1.7 - Matter and Materials
EduBook Organización
- 1509 visitas
Complete the following sentences with the missing words: Pure are made up of a single type of element, like iron, or compound, like , the of which do not vary. Substances made up of different elements…
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