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General Chemistry Previously Asked Questions: Inorganic Chemistry
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General Chemistry Previously Asked Questions: Inorganic Chemistry
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10 Questions

1. Which of the following is the most common element in the Universe?
2. Approximately, how many different chemical elements exist in the Earth?
3. Match List-I (Oxidation number) with List-II (the element) and select the correct answer using the code given below the lists. List-I
(a) 2 (b) 3
(c) 4 (d) 6 List-II
1. Oxidation number of Mn in MnO2
2. Oxidation number of S in H2SO4
3. Oxidation number of Ca in CaO
4. Oxidation number of Al in NaAlH4 Code
(a) (b) (c) (d)
4. The chemical composition of diamond is
5. The element found maximum in the soil layer is
6. What is the usual property of oxides of Group III and IV?
7. Which is the most abundant element after oxygen?
8. Which one of the following is present in the largest amount in terms of percent by mass in the Earth's crust?
9. Assertion (A): In the periodic table of chemical elements, electron affinity is always found to increase from top to bottom in a group. Reason (R): In a group, the atomic radii generally increase from top to bottom.
10. Which of the following is a fundamental element?