Created by Ben Godwin
about 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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