Statement I: Conversion of blue copper sulphate to black cupric oxide on heating is a physical change. Statement II : A change in which chemical composition does not change is called physical change.

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Q: 5 (NDA-I/2012)
Statement I: Conversion of blue copper sulphate to black cupric oxide on heating is a physical change.
Statement II : A change in which chemical composition does not change is called physical change.

question_subject: 

Science

question_exam: 

NDA-I

stats: 

0,11,16,6,5,5,11

keywords: 

{'blue copper sulphate': [0, 0, 0, 1], 'physical change': [0, 0, 0, 1], 'chemical composition': [0, 0, 1, 2], 'black cupric oxide': [0, 0, 0, 1], 'heating': [0, 1, 0, 0], 'change': [0, 0, 1, 7], 'conversion': [3, 1, 3, 6]}