What is meant by the term acidic oxide and basic oxide how


1. What is meant by the term acidic oxide and basic oxide? How can we predict whether an oxide will be basic or acidic on its composition

2. Write balanced equations for the following reactions (a) barium oxide with water, (b) potassium metal burns in an atmosphere of chlorine gas, (c) strontium oxide is added to water, (d) lithium metal is exposed to oxygen gas and (e) sodium metal is reacted with molten sulfur

3. Predict whether each of the following oxides are ionic or molecular: SnO2, Al2O3, CO2, Li2O, Fe2O3, H2O. Explain the reasons for your choice.

4. Compare the reaction with water of group 1A and group 2A metals. How does the basic strength of group 2A hydroxides vary within the group?

5. Write balanced equation for the reaction of Cesium metal with (a) Cl2, H2O, (c) H2

6. Compare the elements bromine and chlorine with respect to the following properties
(a) Electron configuration
(b) Most common ionic charge
(c) First ionization energy
(d) Reactivity toward water
(e) Electron affinity
(f) Atomic radius
Account for the differences between the two elements

7. Classify the following elements as metals, nonmetals and metalloids: Ca, C, Si, Ge, Pb, Ba, Bi, K.

8. Define catenation. Which groups in the periodic table have elements which have a tendency to catenate.

9. Group 3A elements react with oxygen to give oxides of the type M2O3, write balanced for the reactions of Ga, B with oxygen

10. Give equations to show the reactions between Al with (a) N2, (b)O2 and (C) Cl2

11. Give a reason for the trivalency and monovalency in Group 3A elements and comment of the validity of divalent compounds such as GaCl2

12. Give equations to show how the halogen acids HF, HCl, HBr and HI may be prepared in water

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Chemistry: What is meant by the term acidic oxide and basic oxide how
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