For a given substance, in which state do its particles move fastest?
- AGas
- BSolid
- CThey move at the same speed in all states
- DLiquid
For a given substance, in which state do its particles move fastest?
What is gamma radiation?
化学変化はどれか。
Sulfur has 16 electrons. In which period of the periodic table is it?
In the reaction Zn + Cu²⁺ → Zn²⁺ + Cu, which species loses electrons?
温度を上げると、通常、反応速度はどうなるか。
An unknown element is shiny, conducts electricity, and reacts vigorously with water to form a basic solution and hydrogen gas. In which group is it most likely?
In the Bohr model, what happens when an electron drops from a higher energy level to a lower one?
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