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प्रश्न
Answer the following question using the data given below:
- Assertion: An uncleaned copper vessel is covered with a greenish layer.
- Reason: copper is not attacked by alkali.
विकल्प
A and R are correct, R explains the A
A is correct, R is wrong
A is wrong, R is correct
A and R are correct, R doesn’t explain A
MCQ
उत्तर
A and R are correct, R doesn’t explain A
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Metallurgy of Copper
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
