Question

1.Noble metals are usually _______.
2.Breaking up of the non metals into pieces is known as_______.
3.On burning metals form______ oxides.
4.The main constituent of German silver is_______.
5.________alloy is used in manufacture of rails.

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P L E A S E
H E L P
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Answer 1

Answer:

2. Brittle

3. Basic

4.

5.Steel