Science term 1
🇬🇧
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Science term 1 - Leaderboard
Science term 1 - Details
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45 questions
| 🇬🇧 | 🇬🇧 |
| Gold is a pure substance and bronze is a mixture (not pure) | Why gold is a pure substance and bronze is not |
| Protons and neutrons in the nucleus, electrons in the outer shells | Protons, neutrons, electrons |
| Have a positive charge | Protons |
| Have no/neutral charge | Neutrons |
| Have a negative charge | Electrons |
| Atomic number is number of protons, mass number is number of protons + the number of neutrons. The number of electrons is the same as protons if the atom is neutral. | How to calculate the number of protons, neutrons, and electrons |
| First, 2, second, 8, third, 8, fourth, 2 | How many electrons can be in each shell and what order do they go in? |
| Metals, non-metals are poor heat conductors | Do metals or non-metals conduct heat well? |
| They lose electrons | What do metals do to become positive ions? |
| Yes | Do metals conduct electricity? |
| Mercury | Which metal is not a solid? |
| Carbon | Which non-metal can conduct electricity? |
| Left | What side are Metals on the periodic table |
| Above with a plus of minus sign next to it | When you are telling us the number of electrons the atom has on the outer shell you put that number.. |
| Below | When you are telling us how many of the same atom are in a compound you put that number... |
| When they lose or gain electrons | How do atoms turn into ions |
| Hydrogen | H = |
| Helium | He = |
| Lithium | Li = |
| Beryllium | Be = |
| Boron | B = |
| Carbon | C = |
| Nitrogen | N = |
| Oxygen | O = |
| Neon | Ne |
| Sodium | Na |
| Silicon | Si |
| Chlorine | Cl |
| Argon | Ar |
| Calcium | Ca |
| Sodium Carbonate | Na2CO3 |
| Lithium Oxide | Li2O |