Chemistry
Grade-10
Easy
Question
Which of the following metals is very unreactive and unlikely to corrode ?
- Copper
- Gold
- Sodium
- Potassium
Hint:
Gold is very unreactive.
The correct answer is: Gold
- Copper is reactive and form layer of oxide and turns green.
- Gold is inert and doesn't react, no possibility to corrode.
- Sodium and potassium both are reactive.
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