Science, asked by alimustak7260, 6 months ago

Give reasons
a) copper is used to make hot water tanks and not steed why ?
b) platinum,gold,and silver are used to make jewellary ​

Answers

Answered by rgowtham7991
0

Answer:

Platinum, gold and silver are used to make jewellery because they are noble metals and thus dont react with air & moisture. Sodium, potassium and lithium are stored under oil because they are highly reactive with air/water but unreactive with oil. Copper does not react with cold water, hot water or steam. ...

Answered by adityalakhani09
0

Explanation:

Platinum, gold and silver are used to make jewellery because they are noble metals and thus dont react with air & moisture. Sodium, potassium and lithium are stored under oil because they are highly reactive with air/water but unreactive with oil. Copper does not react with cold water, hot water or steam.

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