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## Multiple Choice Questions | Question Number | Question | Answer | Reference | |---|---|---|---| | 5 | Calcium chloride is formed by the linkage | A) electrovalent bond | Formation of electrovalent bond | | 6 | The noble gases such as helium, neon are | C) monoatomic | Atomicity | | 7 | Gain of...

## Multiple Choice Questions | Question Number | Question | Answer | Reference | |---|---|---|---| | 5 | Calcium chloride is formed by the linkage | A) electrovalent bond | Formation of electrovalent bond | | 6 | The noble gases such as helium, neon are | C) monoatomic | Atomicity | | 7 | Gain of electron takes place to complete last shell by | A) non-metals | Electronic theory of Valency | | 8 | Bond formed by sharing of six electrons is called as | D) single covalent bond | Formation of Covalent bond | | 9 | In the formation of $Mg^{2+}$ ion. Which one is the correct reaction in the following? | B) $Mg \rightarrow Mg^{2+} + 2e^-$ | Types of Valency | | 10 | Observe the following characteristics is suitable for covalent compound | C) They have low M.P & B.P. | Properties of Covalent compound | | 11 | How many valence electrons are present in oxygen atom? | C) 6 | Periodic Table | | 12 | Name the metallic nature of an atom | | Periodic Table |