,iii. Which of the following metals show moderate reaction with acids?
a) Mg b) Ca c) Zn
iv. Which of these is not a form in which carbon exists in a combined state?
a) Marble b) Dolomite c) Ozone
v. Which of the following charcoals is the purest form of carbon:
a) wood charcoal b) animal charcoal c) sugar charcoa
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Answer:
3 . Zn
4 . dolomite
5. animal charcoal
Answered by
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Answer:
the answer is dolomite of no 4
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