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Chemistry chapter 1
Chemistry chapter 1
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Question 1 of 15
1. Question
5 marksCategory: CHEMISTRYisotopes are sister atoms of same element with similar chemical properties but different
Correct
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Question 2 of 15
2. Question
5 marksCategory: CHEMISTRYcadmium has isotopes
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Question 3 of 15
3. Question
5 marksCategory: CHEMISTRYatomic masses of elements were determined by
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Question 4 of 15
4. Question
5 marksCategory: CHEMISTRYwhat is the mass of one mole of Iodine molecule.
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Question 5 of 15
5. Question
5 marksCategory: CHEMISTRYin combustion analysis CO2 is absorbed in
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Question 6 of 15
6. Question
5 marksCategory: CHEMISTRYthe collection of Avogadro no of [articles represent
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Question 7 of 15
7. Question
5 marksCategory: CHEMISTRYCO+ is an example of
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Question 8 of 15
8. Question
5 marksCategory: CHEMISTRYwhich of the following has the max num of moles
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Question 9 of 15
9. Question
5 marksCategory: CHEMISTRY-%of O2 in H2O is
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Question 10 of 15
10. Question
5 marksCategory: CHEMISTRYthe SI unit of measurement of quantity is
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Question 11 of 15
11. Question
5 marksCategory: CHEMISTRYwhat quantity of limestone CaCO3 on heating will give 56kg of CaO
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Question 12 of 15
12. Question
5 marksCategory: CHEMISTRYhow many moles of hydrogen occupy 22.4dm3of Volume at S.T.P are
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Question 13 of 15
13. Question
5 marksCategory: CHEMISTRYthe largest number of molecules in
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Question 14 of 15
14. Question
5 marksCategory: CHEMISTRYthe %of o2 in NaOH is
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Question 15 of 15
15. Question
5 marksCategory: CHEMISTRYwhich of the following has least mass
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