10247913
Description
Flashcards by Ben Godwin, updated more than 1 year ago
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Created by Ben Godwin
almost 7 years ago
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| Question | Answer |
| Atoms, Elements and Compounds (P.96-99) | Atoms, Elements and Compounds (P.96-99) |
| What is the charge of a proton? | Positive |
| True or false? Elements contain more than one type of atom? | True |
| Give the formula for carbon dioxide | CO2 |
| Give the formula for sodium carbonate | NA2C03 |
| Mixtures and Separation (P.100-102) | Mixtures and Separation (P.100-102) |
| What is the difference between a compound and a mixture? | There is no chemical bond in a mixture unlike a compound. |
| What is the name of the pattern formed from carrying out a paper chromatography? | Chromatogram |
| Which method of separation is useful to separate an insoluble solid from a liquid? | Filtration |
| Give the name of a method to separate a soluble solid from a liquid. | Evaporation |
| Which method of distillation would you use to separate liquids with similar boiling points? | Fractional Distillation |
| Electronic Structure and the History of the Periodic Table (P.103-106) | Electronic Structure and the History of the Periodic Table (P.103-106) |
| Who discovered that the plum pudding model was wrong? | Ernest Rutherford |
| Who first devised an experiment that proved the existence of the neutron? | James Chadwick |
| What is the electronic structure of sodium? | 2.8.1 |
| Why did Mandeleev leave gaps in his Table of Elements? | Mandeleev left the gaps for undiscovered elements |
| Groups of the Periodic Table (P.107-110) | Groups of the Periodic Table (P.107-110) |
| How are the group number and the number of electrons in the outer shell of an element related? | They are the same number. |
| State the products of the reaction of sodium and water? | Sodium Hydroxide and Hydrogen Gas |
| How do the boiling points of halogens change as you go down the group from from fluorine to astatine? | The boiling points get higher. |
| What is the trend in boiling point as you go down group 0? | The boiling points increase. |
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