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Chemistry CBSE Live product
Class 7 (2026-27)
The World of Metals and Non-metals
Introduction to Metals and Non-metals
1.
State and Hardness
Question:
2
m.
Choose the best answer:
1.
A teacher asks students to identify a gaseous non-metal from the following:
Mercury
Oxygen
Copper
Aluminium
2.
During an experiment, a student easily cuts a piece of sodium using a knife. This shows that sodium is:
Brittle
Soft metal
Hard
Soft non-metal
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