

MCQOPTIONS
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1. |
Soham, a class 9 student mixed some iron filings and sulphur in a China dish and heated them strongly to obtain a residue.Which of the following is not a characteristic property of the residue? |
A. | It cannot be separated into sulphur and iron filings by normal physical methods. |
B. | Its properties are completely different from iron and sulphur. |
C. | Its composition is same throughout. |
D. | Its appearance is different from iron and sulphur but it shows chemical properties of both iron and sulphur. |
Answer» E. | |